/*************************************************************************/ /* rasterizer_canvas_gles2.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "rasterizer_canvas_gles2.h" #include "core/os/os.h" #include "core/project_settings.h" #include "rasterizer_scene_gles2.h" #include "servers/visual/visual_server_raster.h" #ifndef GLES_OVER_GL #define glClearDepth glClearDepthf #endif RID RasterizerCanvasGLES2::light_internal_create() { return RID(); } void RasterizerCanvasGLES2::light_internal_update(RID p_rid, Light *p_light) { } void RasterizerCanvasGLES2::light_internal_free(RID p_rid) { } void RasterizerCanvasGLES2::_set_uniforms() { state.canvas_shader.set_uniform(CanvasShaderGLES2::PROJECTION_MATRIX, state.uniforms.projection_matrix); state.canvas_shader.set_uniform(CanvasShaderGLES2::MODELVIEW_MATRIX, state.uniforms.modelview_matrix); state.canvas_shader.set_uniform(CanvasShaderGLES2::EXTRA_MATRIX, state.uniforms.extra_matrix); state.canvas_shader.set_uniform(CanvasShaderGLES2::FINAL_MODULATE, state.uniforms.final_modulate); state.canvas_shader.set_uniform(CanvasShaderGLES2::TIME, storage->frame.time[0]); if (storage->frame.current_rt) { Vector2 screen_pixel_size; screen_pixel_size.x = 1.0 / storage->frame.current_rt->width; screen_pixel_size.y = 1.0 / storage->frame.current_rt->height; state.canvas_shader.set_uniform(CanvasShaderGLES2::SCREEN_PIXEL_SIZE, screen_pixel_size); } } void RasterizerCanvasGLES2::canvas_begin() { state.canvas_shader.bind(); if (storage->frame.current_rt) { glBindFramebuffer(GL_FRAMEBUFFER, storage->frame.current_rt->fbo); glColorMask(1, 1, 1, 1); } if (storage->frame.clear_request) { glColorMask(true, true, true, true); glClearColor(storage->frame.clear_request_color.r, storage->frame.clear_request_color.g, storage->frame.clear_request_color.b, storage->frame.clear_request_color.a); glClear(GL_COLOR_BUFFER_BIT); storage->frame.clear_request = false; } /* if (storage->frame.current_rt) { glBindFramebuffer(GL_FRAMEBUFFER, storage->frame.current_rt->fbo); glColorMask(1, 1, 1, 1); } */ reset_canvas(); glActiveTexture(GL_TEXTURE0); glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex); glVertexAttrib4f(VS::ARRAY_COLOR, 1, 1, 1, 1); glDisableVertexAttribArray(VS::ARRAY_COLOR); // set up default uniforms Transform canvas_transform; if (storage->frame.current_rt) { float csy = 1.0; if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_VFLIP]) { csy = -1.0; } canvas_transform.translate(-(storage->frame.current_rt->width / 2.0f), -(storage->frame.current_rt->height / 2.0f), 0.0f); canvas_transform.scale(Vector3(2.0f / storage->frame.current_rt->width, csy * -2.0f / storage->frame.current_rt->height, 1.0f)); } else { Vector2 ssize = OS::get_singleton()->get_window_size(); canvas_transform.translate(-(ssize.width / 2.0f), -(ssize.height / 2.0f), 0.0f); canvas_transform.scale(Vector3(2.0f / ssize.width, -2.0f / ssize.height, 1.0f)); } state.uniforms.projection_matrix = canvas_transform; state.uniforms.final_modulate = Color(1, 1, 1, 1); state.uniforms.modelview_matrix = Transform2D(); state.uniforms.extra_matrix = Transform2D(); _set_uniforms(); _bind_quad_buffer(); } void RasterizerCanvasGLES2::canvas_end() { glBindBuffer(GL_ARRAY_BUFFER, 0); for (int i = 0; i < VS::ARRAY_MAX; i++) { glDisableVertexAttribArray(i); } state.using_texture_rect = false; state.using_ninepatch = false; } RasterizerStorageGLES2::Texture *RasterizerCanvasGLES2::_bind_canvas_texture(const RID &p_texture, const RID &p_normal_map) { RasterizerStorageGLES2::Texture *tex_return = NULL; if (p_texture.is_valid()) { RasterizerStorageGLES2::Texture *texture = storage->texture_owner.getornull(p_texture); if (!texture) { state.current_tex = RID(); state.current_tex_ptr = NULL; glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 1); glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex); } else { texture = texture->get_ptr(); if (texture->redraw_if_visible) { VisualServerRaster::redraw_request(); } if (texture->render_target) { texture->render_target->used_in_frame = true; } glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 1); glBindTexture(GL_TEXTURE_2D, texture->tex_id); state.current_tex = p_texture; state.current_tex_ptr = texture; tex_return = texture; } } else { state.current_tex = RID(); state.current_tex_ptr = NULL; glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 1); glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex); } if (p_normal_map == state.current_normal) { //do none state.canvas_shader.set_uniform(CanvasShaderGLES2::USE_DEFAULT_NORMAL, state.current_normal.is_valid()); } else if (p_normal_map.is_valid()) { RasterizerStorageGLES2::Texture *normal_map = storage->texture_owner.getornull(p_normal_map); if (!normal_map) { state.current_normal = RID(); glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 2); glBindTexture(GL_TEXTURE_2D, storage->resources.normal_tex); state.canvas_shader.set_uniform(CanvasShaderGLES2::USE_DEFAULT_NORMAL, false); } else { normal_map = normal_map->get_ptr(); if (normal_map->redraw_if_visible) { //check before proxy, because this is usually used with proxies VisualServerRaster::redraw_request(); } glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 2); glBindTexture(GL_TEXTURE_2D, normal_map->tex_id); state.current_normal = p_normal_map; state.canvas_shader.set_uniform(CanvasShaderGLES2::USE_DEFAULT_NORMAL, true); } } else { state.current_normal = RID(); glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 2); glBindTexture(GL_TEXTURE_2D, storage->resources.normal_tex); state.canvas_shader.set_uniform(CanvasShaderGLES2::USE_DEFAULT_NORMAL, false); } return tex_return; } void RasterizerCanvasGLES2::_set_texture_rect_mode(bool p_enable, bool p_ninepatch) { } void RasterizerCanvasGLES2::_draw_polygon(const int *p_indices, int p_index_count, int p_vertex_count, const Vector2 *p_vertices, const Vector2 *p_uvs, const Color *p_colors, bool p_singlecolor) { glBindBuffer(GL_ARRAY_BUFFER, data.polygon_buffer); uint32_t buffer_ofs = 0; glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(Vector2) * p_vertex_count, p_vertices); glEnableVertexAttribArray(VS::ARRAY_VERTEX); glVertexAttribPointer(VS::ARRAY_VERTEX, 2, GL_FLOAT, GL_FALSE, sizeof(Vector2), NULL); buffer_ofs += sizeof(Vector2) * p_vertex_count; if (p_singlecolor) { glDisableVertexAttribArray(VS::ARRAY_COLOR); Color m = *p_colors; glVertexAttrib4f(VS::ARRAY_COLOR, m.r, m.g, m.b, m.a); } else if (!p_colors) { glDisableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttrib4f(VS::ARRAY_COLOR, 1, 1, 1, 1); } else { glBufferSubData(GL_ARRAY_BUFFER, buffer_ofs, sizeof(Color) * p_vertex_count, p_colors); glEnableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttribPointer(VS::ARRAY_COLOR, 4, GL_FLOAT, GL_FALSE, sizeof(Color), ((uint8_t *)0) + buffer_ofs); buffer_ofs += sizeof(Color) * p_vertex_count; } if (p_uvs) { glBufferSubData(GL_ARRAY_BUFFER, buffer_ofs, sizeof(Vector2) * p_vertex_count, p_uvs); glEnableVertexAttribArray(VS::ARRAY_TEX_UV); glVertexAttribPointer(VS::ARRAY_TEX_UV, 2, GL_FLOAT, GL_FALSE, sizeof(Vector2), ((uint8_t *)0) + buffer_ofs); buffer_ofs += sizeof(Vector2) * p_vertex_count; } else { glDisableVertexAttribArray(VS::ARRAY_TEX_UV); } glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, data.polygon_index_buffer); glBufferSubData(GL_ELEMENT_ARRAY_BUFFER, 0, sizeof(int) * p_index_count, p_indices); glDrawElements(GL_TRIANGLES, p_index_count, GL_UNSIGNED_INT, 0); glBindBuffer(GL_ARRAY_BUFFER, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); } void RasterizerCanvasGLES2::_draw_generic(GLuint p_primitive, int p_vertex_count, const Vector2 *p_vertices, const Vector2 *p_uvs, const Color *p_colors, bool p_singlecolor) { glBindBuffer(GL_ARRAY_BUFFER, data.polygon_buffer); uint32_t buffer_ofs = 0; glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(Vector2) * p_vertex_count, p_vertices); glEnableVertexAttribArray(VS::ARRAY_VERTEX); glVertexAttribPointer(VS::ARRAY_VERTEX, 2, GL_FLOAT, GL_FALSE, sizeof(Vector2), (uint8_t *)0); buffer_ofs += sizeof(Vector2) * p_vertex_count; if (p_singlecolor) { glDisableVertexAttribArray(VS::ARRAY_COLOR); Color m = *p_colors; glVertexAttrib4f(VS::ARRAY_COLOR, m.r, m.g, m.b, m.a); } else if (!p_colors) { glDisableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttrib4f(VS::ARRAY_COLOR, 1, 1, 1, 1); } else { glBufferSubData(GL_ARRAY_BUFFER, buffer_ofs, sizeof(Color) * p_vertex_count, p_colors); glEnableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttribPointer(VS::ARRAY_COLOR, 4, GL_FLOAT, GL_FALSE, sizeof(Color), ((uint8_t *)0) + buffer_ofs); buffer_ofs += sizeof(Color) * p_vertex_count; } if (p_uvs) { glBufferSubData(GL_ARRAY_BUFFER, buffer_ofs, sizeof(Vector2) * p_vertex_count, p_uvs); glEnableVertexAttribArray(VS::ARRAY_TEX_UV); glVertexAttribPointer(VS::ARRAY_TEX_UV, 2, GL_FLOAT, GL_FALSE, sizeof(Vector2), ((uint8_t *)0) + buffer_ofs); } else { glDisableVertexAttribArray(VS::ARRAY_TEX_UV); } glDrawArrays(p_primitive, 0, p_vertex_count); glBindBuffer(GL_ARRAY_BUFFER, 0); } void RasterizerCanvasGLES2::_draw_gui_primitive(int p_points, const Vector2 *p_vertices, const Color *p_colors, const Vector2 *p_uvs) { static const GLenum prim[5] = { GL_POINTS, GL_POINTS, GL_LINES, GL_TRIANGLES, GL_TRIANGLE_FAN }; int color_offset = 0; int uv_offset = 0; int stride = 2; if (p_colors) { color_offset = stride; stride += 4; } if (p_uvs) { uv_offset = stride; stride += 2; } float buffer_data[(2 + 2 + 4) * 4]; for (int i = 0; i < p_points; i++) { buffer_data[stride * i + 0] = p_vertices[i].x; buffer_data[stride * i + 1] = p_vertices[i].y; } if (p_colors) { for (int i = 0; i < p_points; i++) { buffer_data[stride * i + color_offset + 0] = p_colors[i].r; buffer_data[stride * i + color_offset + 1] = p_colors[i].g; buffer_data[stride * i + color_offset + 2] = p_colors[i].b; buffer_data[stride * i + color_offset + 3] = p_colors[i].a; } } if (p_uvs) { for (int i = 0; i < p_points; i++) { buffer_data[stride * i + uv_offset + 0] = p_uvs[i].x; buffer_data[stride * i + uv_offset + 1] = p_uvs[i].y; } } glBindBuffer(GL_ARRAY_BUFFER, data.polygon_buffer); glBufferSubData(GL_ARRAY_BUFFER, 0, p_points * stride * 4 * sizeof(float), buffer_data); glVertexAttribPointer(VS::ARRAY_VERTEX, 2, GL_FLOAT, GL_FALSE, stride * sizeof(float), NULL); if (p_colors) { glVertexAttribPointer(VS::ARRAY_COLOR, 4, GL_FLOAT, GL_FALSE, stride * sizeof(float), (uint8_t *)0 + color_offset * sizeof(float)); glEnableVertexAttribArray(VS::ARRAY_COLOR); } if (p_uvs) { glVertexAttribPointer(VS::ARRAY_TEX_UV, 2, GL_FLOAT, GL_FALSE, stride * sizeof(float), (uint8_t *)0 + uv_offset * sizeof(float)); glEnableVertexAttribArray(VS::ARRAY_TEX_UV); } glDrawArrays(prim[p_points], 0, p_points); glBindBuffer(GL_ARRAY_BUFFER, 0); } void RasterizerCanvasGLES2::_canvas_item_render_commands(Item *p_item, Item *current_clip, bool &reclip, RasterizerStorageGLES2::Material *p_material) { int command_count = p_item->commands.size(); Item::Command **commands = p_item->commands.ptrw(); for (int i = 0; i < command_count; i++) { Item::Command *command = commands[i]; switch (command->type) { case Item::Command::TYPE_LINE: { Item::CommandLine *line = static_cast<Item::CommandLine *>(command); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } _bind_canvas_texture(RID(), RID()); glDisableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttrib4fv(VS::ARRAY_COLOR, line->color.components); state.canvas_shader.set_uniform(CanvasShaderGLES2::MODELVIEW_MATRIX, state.uniforms.modelview_matrix); if (line->width <= 1) { Vector2 verts[2] = { Vector2(line->from.x, line->from.y), Vector2(line->to.x, line->to.y) }; _draw_gui_primitive(2, verts, NULL, NULL); } else { Vector2 t = (line->from - line->to).normalized().tangent() * line->width * 0.5; Vector2 verts[4] = { line->from - t, line->from + t, line->to + t, line->to - t }; _draw_gui_primitive(4, verts, NULL, NULL); } } break; case Item::Command::TYPE_RECT: { Item::CommandRect *r = static_cast<Item::CommandRect *>(command); glDisableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttrib4fv(VS::ARRAY_COLOR, r->modulate.components); #if 1 //more compatible state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } Size2 abs_size = r->rect.size.abs(); Vector2 points[4] = { r->rect.position, r->rect.position + Vector2(abs_size.x, 0.0), r->rect.position + abs_size, r->rect.position + Vector2(0.0, abs_size.y), }; if (r->rect.size.x < 0) { SWAP(points[0], points[1]); SWAP(points[2], points[3]); } if (r->rect.size.y < 0) { SWAP(points[0], points[3]); SWAP(points[1], points[2]); } RasterizerStorageGLES2::Texture *texture = _bind_canvas_texture(r->texture, r->normal_map); if (texture) { Size2 texpixel_size(1.0 / texture->width, 1.0 / texture->height); Rect2 src_rect = (r->flags & CANVAS_RECT_REGION) ? Rect2(r->source.position * texpixel_size, r->source.size * texpixel_size) : Rect2(0, 0, 1, 1); Vector2 uvs[4] = { src_rect.position, src_rect.position + Vector2(src_rect.size.x, 0.0), src_rect.position + src_rect.size, src_rect.position + Vector2(0.0, src_rect.size.y), }; if (r->flags & CANVAS_RECT_FLIP_H) { SWAP(uvs[0], uvs[1]); SWAP(uvs[2], uvs[3]); } if (r->flags & CANVAS_RECT_FLIP_V) { SWAP(uvs[0], uvs[3]); SWAP(uvs[1], uvs[2]); } if (r->flags & CANVAS_RECT_TRANSPOSE) { SWAP(uvs[1], uvs[3]); } state.canvas_shader.set_uniform(CanvasShaderGLES2::COLOR_TEXPIXEL_SIZE, texpixel_size); bool untile = false; if (r->flags & CANVAS_RECT_TILE && !(texture->flags & VS::TEXTURE_FLAG_REPEAT)) { glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); untile = true; } _draw_gui_primitive(4, points, NULL, uvs); if (untile) { glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); } } else { state.canvas_shader.set_uniform(CanvasShaderGLES2::COLOR_TEXPIXEL_SIZE, Vector2()); _draw_gui_primitive(4, points, NULL, NULL); } #else //disabled because it fails on buggy nvidia drivers _bind_quad_buffer(); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, true); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } RasterizerStorageGLES2::Texture *tex = _bind_canvas_texture(r->texture, r->normal_map); if (!tex) { Rect2 dst_rect = Rect2(r->rect.position, r->rect.size); if (dst_rect.size.width < 0) { dst_rect.position.x += dst_rect.size.width; dst_rect.size.width *= -1; } if (dst_rect.size.height < 0) { dst_rect.position.y += dst_rect.size.height; dst_rect.size.height *= -1; } state.canvas_shader.set_uniform(CanvasShaderGLES2::DST_RECT, Color(dst_rect.position.x, dst_rect.position.y, dst_rect.size.x, dst_rect.size.y)); state.canvas_shader.set_uniform(CanvasShaderGLES2::SRC_RECT, Color(0, 0, 1, 1)); glDrawArrays(GL_TRIANGLE_FAN, 0, 4); } else { bool untile = false; if (r->flags & CANVAS_RECT_TILE && !(tex->flags & VS::TEXTURE_FLAG_REPEAT)) { glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); untile = true; } Size2 texpixel_size(1.0 / tex->width, 1.0 / tex->height); Rect2 src_rect = (r->flags & CANVAS_RECT_REGION) ? Rect2(r->source.position * texpixel_size, r->source.size * texpixel_size) : Rect2(0, 0, 1, 1); Rect2 dst_rect = Rect2(r->rect.position, r->rect.size); if (dst_rect.size.width < 0) { dst_rect.position.x += dst_rect.size.width; dst_rect.size.width *= -1; } if (dst_rect.size.height < 0) { dst_rect.position.y += dst_rect.size.height; dst_rect.size.height *= -1; } if (r->flags & CANVAS_RECT_FLIP_H) { src_rect.size.x *= -1; } if (r->flags & CANVAS_RECT_FLIP_V) { src_rect.size.y *= -1; } if (r->flags & CANVAS_RECT_TRANSPOSE) { dst_rect.size.x *= -1; // Encoding in the dst_rect.z uniform } state.canvas_shader.set_uniform(CanvasShaderGLES2::COLOR_TEXPIXEL_SIZE, texpixel_size); state.canvas_shader.set_uniform(CanvasShaderGLES2::DST_RECT, Color(dst_rect.position.x, dst_rect.position.y, dst_rect.size.x, dst_rect.size.y)); state.canvas_shader.set_uniform(CanvasShaderGLES2::SRC_RECT, Color(src_rect.position.x, src_rect.position.y, src_rect.size.x, src_rect.size.y)); glDrawArrays(GL_TRIANGLE_FAN, 0, 4); if (untile) { glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); } } glBindBuffer(GL_ARRAY_BUFFER, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); #endif } break; case Item::Command::TYPE_NINEPATCH: { Item::CommandNinePatch *np = static_cast<Item::CommandNinePatch *>(command); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } glDisableVertexAttribArray(VS::ARRAY_COLOR); glVertexAttrib4fv(VS::ARRAY_COLOR, np->color.components); RasterizerStorageGLES2::Texture *tex = _bind_canvas_texture(np->texture, np->normal_map); if (!tex) { // FIXME: Handle textureless ninepatch gracefully WARN_PRINT("NinePatch without texture not supported yet in GLES2 backend, skipping."); continue; } Size2 texpixel_size(1.0 / tex->width, 1.0 / tex->height); // state.canvas_shader.set_uniform(CanvasShaderGLES2::MODELVIEW_MATRIX, state.uniforms.modelview_matrix); state.canvas_shader.set_uniform(CanvasShaderGLES2::COLOR_TEXPIXEL_SIZE, texpixel_size); Rect2 source = np->source; if (source.size.x == 0 && source.size.y == 0) { source.size.x = tex->width; source.size.y = tex->height; } // prepare vertex buffer // this buffer contains [ POS POS UV UV ] * float buffer[16 * 2 + 16 * 2]; { // first row buffer[(0 * 4 * 4) + 0] = np->rect.position.x; buffer[(0 * 4 * 4) + 1] = np->rect.position.y; buffer[(0 * 4 * 4) + 2] = source.position.x * texpixel_size.x; buffer[(0 * 4 * 4) + 3] = source.position.y * texpixel_size.y; buffer[(0 * 4 * 4) + 4] = np->rect.position.x + np->margin[MARGIN_LEFT]; buffer[(0 * 4 * 4) + 5] = np->rect.position.y; buffer[(0 * 4 * 4) + 6] = (source.position.x + np->margin[MARGIN_LEFT]) * texpixel_size.x; buffer[(0 * 4 * 4) + 7] = source.position.y * texpixel_size.y; buffer[(0 * 4 * 4) + 8] = np->rect.position.x + np->rect.size.x - np->margin[MARGIN_RIGHT]; buffer[(0 * 4 * 4) + 9] = np->rect.position.y; buffer[(0 * 4 * 4) + 10] = (source.position.x + source.size.x - np->margin[MARGIN_RIGHT]) * texpixel_size.x; buffer[(0 * 4 * 4) + 11] = source.position.y * texpixel_size.y; buffer[(0 * 4 * 4) + 12] = np->rect.position.x + np->rect.size.x; buffer[(0 * 4 * 4) + 13] = np->rect.position.y; buffer[(0 * 4 * 4) + 14] = (source.position.x + source.size.x) * texpixel_size.x; buffer[(0 * 4 * 4) + 15] = source.position.y * texpixel_size.y; // second row buffer[(1 * 4 * 4) + 0] = np->rect.position.x; buffer[(1 * 4 * 4) + 1] = np->rect.position.y + np->margin[MARGIN_TOP]; buffer[(1 * 4 * 4) + 2] = source.position.x * texpixel_size.x; buffer[(1 * 4 * 4) + 3] = (source.position.y + np->margin[MARGIN_TOP]) * texpixel_size.y; buffer[(1 * 4 * 4) + 4] = np->rect.position.x + np->margin[MARGIN_LEFT]; buffer[(1 * 4 * 4) + 5] = np->rect.position.y + np->margin[MARGIN_TOP]; buffer[(1 * 4 * 4) + 6] = (source.position.x + np->margin[MARGIN_LEFT]) * texpixel_size.x; buffer[(1 * 4 * 4) + 7] = (source.position.y + np->margin[MARGIN_TOP]) * texpixel_size.y; buffer[(1 * 4 * 4) + 8] = np->rect.position.x + np->rect.size.x - np->margin[MARGIN_RIGHT]; buffer[(1 * 4 * 4) + 9] = np->rect.position.y + np->margin[MARGIN_TOP]; buffer[(1 * 4 * 4) + 10] = (source.position.x + source.size.x - np->margin[MARGIN_RIGHT]) * texpixel_size.x; buffer[(1 * 4 * 4) + 11] = (source.position.y + np->margin[MARGIN_TOP]) * texpixel_size.y; buffer[(1 * 4 * 4) + 12] = np->rect.position.x + np->rect.size.x; buffer[(1 * 4 * 4) + 13] = np->rect.position.y + np->margin[MARGIN_TOP]; buffer[(1 * 4 * 4) + 14] = (source.position.x + source.size.x) * texpixel_size.x; buffer[(1 * 4 * 4) + 15] = (source.position.y + np->margin[MARGIN_TOP]) * texpixel_size.y; // third row buffer[(2 * 4 * 4) + 0] = np->rect.position.x; buffer[(2 * 4 * 4) + 1] = np->rect.position.y + np->rect.size.y - np->margin[MARGIN_BOTTOM]; buffer[(2 * 4 * 4) + 2] = source.position.x * texpixel_size.x; buffer[(2 * 4 * 4) + 3] = (source.position.y + source.size.y - np->margin[MARGIN_BOTTOM]) * texpixel_size.y; buffer[(2 * 4 * 4) + 4] = np->rect.position.x + np->margin[MARGIN_LEFT]; buffer[(2 * 4 * 4) + 5] = np->rect.position.y + np->rect.size.y - np->margin[MARGIN_BOTTOM]; buffer[(2 * 4 * 4) + 6] = (source.position.x + np->margin[MARGIN_LEFT]) * texpixel_size.x; buffer[(2 * 4 * 4) + 7] = (source.position.y + source.size.y - np->margin[MARGIN_BOTTOM]) * texpixel_size.y; buffer[(2 * 4 * 4) + 8] = np->rect.position.x + np->rect.size.x - np->margin[MARGIN_RIGHT]; buffer[(2 * 4 * 4) + 9] = np->rect.position.y + np->rect.size.y - np->margin[MARGIN_BOTTOM]; buffer[(2 * 4 * 4) + 10] = (source.position.x + source.size.x - np->margin[MARGIN_RIGHT]) * texpixel_size.x; buffer[(2 * 4 * 4) + 11] = (source.position.y + source.size.y - np->margin[MARGIN_BOTTOM]) * texpixel_size.y; buffer[(2 * 4 * 4) + 12] = np->rect.position.x + np->rect.size.x; buffer[(2 * 4 * 4) + 13] = np->rect.position.y + np->rect.size.y - np->margin[MARGIN_BOTTOM]; buffer[(2 * 4 * 4) + 14] = (source.position.x + source.size.x) * texpixel_size.x; buffer[(2 * 4 * 4) + 15] = (source.position.y + source.size.y - np->margin[MARGIN_BOTTOM]) * texpixel_size.y; // fourth row buffer[(3 * 4 * 4) + 0] = np->rect.position.x; buffer[(3 * 4 * 4) + 1] = np->rect.position.y + np->rect.size.y; buffer[(3 * 4 * 4) + 2] = source.position.x * texpixel_size.x; buffer[(3 * 4 * 4) + 3] = (source.position.y + source.size.y) * texpixel_size.y; buffer[(3 * 4 * 4) + 4] = np->rect.position.x + np->margin[MARGIN_LEFT]; buffer[(3 * 4 * 4) + 5] = np->rect.position.y + np->rect.size.y; buffer[(3 * 4 * 4) + 6] = (source.position.x + np->margin[MARGIN_LEFT]) * texpixel_size.x; buffer[(3 * 4 * 4) + 7] = (source.position.y + source.size.y) * texpixel_size.y; buffer[(3 * 4 * 4) + 8] = np->rect.position.x + np->rect.size.x - np->margin[MARGIN_RIGHT]; buffer[(3 * 4 * 4) + 9] = np->rect.position.y + np->rect.size.y; buffer[(3 * 4 * 4) + 10] = (source.position.x + source.size.x - np->margin[MARGIN_RIGHT]) * texpixel_size.x; buffer[(3 * 4 * 4) + 11] = (source.position.y + source.size.y) * texpixel_size.y; buffer[(3 * 4 * 4) + 12] = np->rect.position.x + np->rect.size.x; buffer[(3 * 4 * 4) + 13] = np->rect.position.y + np->rect.size.y; buffer[(3 * 4 * 4) + 14] = (source.position.x + source.size.x) * texpixel_size.x; buffer[(3 * 4 * 4) + 15] = (source.position.y + source.size.y) * texpixel_size.y; } glBindBuffer(GL_ARRAY_BUFFER, data.ninepatch_vertices); glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(float) * (16 + 16) * 2, buffer); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, data.ninepatch_elements); glEnableVertexAttribArray(VS::ARRAY_VERTEX); glEnableVertexAttribArray(VS::ARRAY_TEX_UV); glVertexAttribPointer(VS::ARRAY_VERTEX, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), NULL); glVertexAttribPointer(VS::ARRAY_TEX_UV, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), (uint8_t *)0 + (sizeof(float) * 2)); glDrawElements(GL_TRIANGLES, 18 * 3 - (np->draw_center ? 0 : 6), GL_UNSIGNED_BYTE, NULL); glBindBuffer(GL_ARRAY_BUFFER, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); } break; case Item::Command::TYPE_CIRCLE: { Item::CommandCircle *circle = static_cast<Item::CommandCircle *>(command); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } static const int num_points = 32; Vector2 points[num_points + 1]; points[num_points] = circle->pos; int indices[num_points * 3]; for (int i = 0; i < num_points; i++) { points[i] = circle->pos + Vector2(Math::sin(i * Math_PI * 2.0 / num_points), Math::cos(i * Math_PI * 2.0 / num_points)) * circle->radius; indices[i * 3 + 0] = i; indices[i * 3 + 1] = (i + 1) % num_points; indices[i * 3 + 2] = num_points; } _bind_canvas_texture(RID(), RID()); _draw_polygon(indices, num_points * 3, num_points + 1, points, NULL, &circle->color, true); } break; case Item::Command::TYPE_POLYGON: { Item::CommandPolygon *polygon = static_cast<Item::CommandPolygon *>(command); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } RasterizerStorageGLES2::Texture *texture = _bind_canvas_texture(polygon->texture, polygon->normal_map); if (texture) { Size2 texpixel_size(1.0 / texture->width, 1.0 / texture->height); state.canvas_shader.set_uniform(CanvasShaderGLES2::COLOR_TEXPIXEL_SIZE, texpixel_size); } _draw_polygon(polygon->indices.ptr(), polygon->count, polygon->points.size(), polygon->points.ptr(), polygon->uvs.ptr(), polygon->colors.ptr(), polygon->colors.size() == 1); } break; case Item::Command::TYPE_POLYLINE: { Item::CommandPolyLine *pline = static_cast<Item::CommandPolyLine *>(command); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } _bind_canvas_texture(RID(), RID()); if (pline->triangles.size()) { _draw_generic(GL_TRIANGLE_STRIP, pline->triangles.size(), pline->triangles.ptr(), NULL, pline->triangle_colors.ptr(), pline->triangle_colors.size() == 1); } else { if (pline->multiline) { int todo = pline->lines.size() / 2; int max_per_call = data.polygon_buffer_size / (sizeof(real_t) * 4); int offset = 0; while (todo) { int to_draw = MIN(max_per_call, todo); _draw_generic(GL_LINES, to_draw * 2, &pline->lines.ptr()[offset], NULL, pline->line_colors.size() == 1 ? pline->line_colors.ptr() : &pline->line_colors.ptr()[offset], pline->line_colors.size() == 1); todo -= to_draw; offset += to_draw * 2; } } else { _draw_generic(GL_LINES, pline->lines.size(), pline->lines.ptr(), NULL, pline->line_colors.ptr(), pline->line_colors.size() == 1); } } } break; case Item::Command::TYPE_PRIMITIVE: { Item::CommandPrimitive *primitive = static_cast<Item::CommandPrimitive *>(command); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, false); if (state.canvas_shader.bind()) { _set_uniforms(); state.canvas_shader.use_material((void *)p_material); } ERR_CONTINUE(primitive->points.size() < 1); RasterizerStorageGLES2::Texture *texture = _bind_canvas_texture(primitive->texture, primitive->normal_map); if (texture) { Size2 texpixel_size(1.0 / texture->width, 1.0 / texture->height); state.canvas_shader.set_uniform(CanvasShaderGLES2::COLOR_TEXPIXEL_SIZE, texpixel_size); } if (primitive->colors.size() == 1 && primitive->points.size() > 1) { Color c = primitive->colors[0]; glVertexAttrib4f(VS::ARRAY_COLOR, c.r, c.g, c.b, c.a); } else if (primitive->colors.empty()) { glVertexAttrib4f(VS::ARRAY_COLOR, 1, 1, 1, 1); } _draw_gui_primitive(primitive->points.size(), primitive->points.ptr(), primitive->colors.ptr(), primitive->uvs.ptr()); } break; case Item::Command::TYPE_TRANSFORM: { Item::CommandTransform *transform = static_cast<Item::CommandTransform *>(command); state.uniforms.extra_matrix = transform->xform; state.canvas_shader.set_uniform(CanvasShaderGLES2::EXTRA_MATRIX, state.uniforms.extra_matrix); } break; case Item::Command::TYPE_PARTICLES: { } break; case Item::Command::TYPE_CLIP_IGNORE: { Item::CommandClipIgnore *ci = static_cast<Item::CommandClipIgnore *>(command); if (current_clip) { if (ci->ignore != reclip) { if (ci->ignore) { glDisable(GL_SCISSOR_TEST); reclip = true; } else { glEnable(GL_SCISSOR_TEST); int x = current_clip->final_clip_rect.position.x; int y = storage->frame.current_rt->height - (current_clip->final_clip_rect.position.y + current_clip->final_clip_rect.size.y); int w = current_clip->final_clip_rect.size.x; int h = current_clip->final_clip_rect.size.y; if (storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_VFLIP]) y = current_clip->final_clip_rect.position.y; glScissor(x, y, w, h); reclip = false; } } } } break; default: { // FIXME: Proper error handling if relevant //print_line("other"); } break; } } } void RasterizerCanvasGLES2::_copy_texscreen(const Rect2 &p_rect) { // This isn't really working yet, so disabling for now. } void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, const Color &p_modulate, Light *p_light, const Transform2D &p_base_transform) { Item *current_clip = NULL; RasterizerStorageGLES2::Shader *shader_cache = NULL; bool rebind_shader = true; state.current_tex = RID(); state.current_tex_ptr = NULL; state.current_normal = RID(); glActiveTexture(GL_TEXTURE0); glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex); int last_blend_mode = -1; RID canvas_last_material = RID(); while (p_item_list) { Item *ci = p_item_list; if (current_clip != ci->final_clip_owner) { current_clip = ci->final_clip_owner; if (current_clip) { glEnable(GL_SCISSOR_TEST); int y = storage->frame.current_rt->height - (current_clip->final_clip_rect.position.y + current_clip->final_clip_rect.size.y); if (storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_VFLIP]) y = current_clip->final_clip_rect.position.y; glScissor(current_clip->final_clip_rect.position.x, y, current_clip->final_clip_rect.size.width, current_clip->final_clip_rect.size.height); } else { glDisable(GL_SCISSOR_TEST); } } // TODO: copy back buffer if (ci->copy_back_buffer) { if (ci->copy_back_buffer->full) { _copy_texscreen(Rect2()); } else { _copy_texscreen(ci->copy_back_buffer->rect); } } Item *material_owner = ci->material_owner ? ci->material_owner : ci; RID material = material_owner->material; RasterizerStorageGLES2::Material *material_ptr = storage->material_owner.getornull(material); if (material != canvas_last_material || rebind_shader) { RasterizerStorageGLES2::Shader *shader_ptr = NULL; if (material_ptr) { shader_ptr = material_ptr->shader; if (shader_ptr && shader_ptr->mode != VS::SHADER_CANVAS_ITEM) { shader_ptr = NULL; // not a canvas item shader, don't use. } } if (shader_ptr) { if (shader_ptr->canvas_item.uses_screen_texture) { _copy_texscreen(Rect2()); } if (shader_ptr != shader_cache) { if (shader_ptr->canvas_item.uses_time) { VisualServerRaster::redraw_request(); } state.canvas_shader.set_custom_shader(shader_ptr->custom_code_id); state.canvas_shader.bind(); } int tc = material_ptr->textures.size(); Pair<StringName, RID> *textures = material_ptr->textures.ptrw(); ShaderLanguage::ShaderNode::Uniform::Hint *texture_hints = shader_ptr->texture_hints.ptrw(); for (int i = 0; i < tc; i++) { glActiveTexture(GL_TEXTURE0 + i); RasterizerStorageGLES2::Texture *t = storage->texture_owner.getornull(textures[i].second); if (!t) { switch (texture_hints[i]) { case ShaderLanguage::ShaderNode::Uniform::HINT_BLACK_ALBEDO: case ShaderLanguage::ShaderNode::Uniform::HINT_BLACK: { glBindTexture(GL_TEXTURE_2D, storage->resources.black_tex); } break; case ShaderLanguage::ShaderNode::Uniform::HINT_ANISO: { glBindTexture(GL_TEXTURE_2D, storage->resources.aniso_tex); } break; case ShaderLanguage::ShaderNode::Uniform::HINT_NORMAL: { glBindTexture(GL_TEXTURE_2D, storage->resources.normal_tex); } break; default: { glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex); } break; } continue; } t = t->get_ptr(); if (t->redraw_if_visible) { VisualServerRaster::redraw_request(); } glBindTexture(t->target, t->tex_id); } } else { state.canvas_shader.set_custom_shader(0); state.canvas_shader.bind(); } state.canvas_shader.use_material((void *)material_ptr); shader_cache = shader_ptr; canvas_last_material = material; rebind_shader = false; } int blend_mode = shader_cache ? shader_cache->canvas_item.blend_mode : RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MIX; bool unshaded = (shader_cache && blend_mode != RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MIX); bool reclip = false; if (last_blend_mode != blend_mode) { switch (blend_mode) { case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MIX: { glBlendEquation(GL_FUNC_ADD); if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) { glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA); } else { glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); } } break; case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_ADD: { glBlendEquation(GL_FUNC_ADD); glBlendFunc(GL_SRC_ALPHA, GL_ONE); } break; case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_SUB: { glBlendEquation(GL_FUNC_REVERSE_SUBTRACT); glBlendFunc(GL_SRC_ALPHA, GL_ONE); } break; case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MUL: { glBlendEquation(GL_FUNC_ADD); glBlendFunc(GL_DST_COLOR, GL_ZERO); } break; case RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_PMALPHA: { glBlendEquation(GL_FUNC_ADD); glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); } break; } } state.uniforms.final_modulate = unshaded ? ci->final_modulate : Color(ci->final_modulate.r * p_modulate.r, ci->final_modulate.g * p_modulate.g, ci->final_modulate.b * p_modulate.b, ci->final_modulate.a * p_modulate.a); state.uniforms.modelview_matrix = ci->final_transform; state.uniforms.extra_matrix = Transform2D(); _set_uniforms(); if (unshaded || (state.uniforms.final_modulate.a > 0.001 && (!shader_cache || shader_cache->canvas_item.light_mode != RasterizerStorageGLES2::Shader::CanvasItem::LIGHT_MODE_LIGHT_ONLY) && !ci->light_masked)) _canvas_item_render_commands(p_item_list, NULL, reclip, material_ptr); rebind_shader = true; // hacked in for now. if ((blend_mode == RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MIX || blend_mode == RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_PMALPHA) && p_light && !unshaded) { Light *light = p_light; bool light_used = false; VS::CanvasLightMode mode = VS::CANVAS_LIGHT_MODE_ADD; state.uniforms.final_modulate = ci->final_modulate; // remove the canvas modulate while (light) { if (ci->light_mask & light->item_mask && p_z >= light->z_min && p_z <= light->z_max && ci->global_rect_cache.intersects_transformed(light->xform_cache, light->rect_cache)) { //intersects this light if (!light_used || mode != light->mode) { mode = light->mode; switch (mode) { case VS::CANVAS_LIGHT_MODE_ADD: { glBlendEquation(GL_FUNC_ADD); glBlendFunc(GL_SRC_ALPHA, GL_ONE); } break; case VS::CANVAS_LIGHT_MODE_SUB: { glBlendEquation(GL_FUNC_REVERSE_SUBTRACT); glBlendFunc(GL_SRC_ALPHA, GL_ONE); } break; case VS::CANVAS_LIGHT_MODE_MIX: case VS::CANVAS_LIGHT_MODE_MASK: { glBlendEquation(GL_FUNC_ADD); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); } break; } } if (!light_used) { state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_LIGHTING, true); light_used = true; } bool has_shadow = light->shadow_buffer.is_valid() && ci->light_mask & light->item_shadow_mask; state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_SHADOWS, has_shadow); if (has_shadow) { state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_USE_GRADIENT, light->shadow_gradient_length > 0); switch (light->shadow_filter) { case VS::CANVAS_LIGHT_FILTER_NONE: state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_NEAREST, true); break; case VS::CANVAS_LIGHT_FILTER_PCF3: state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF3, true); break; case VS::CANVAS_LIGHT_FILTER_PCF5: state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF5, true); break; case VS::CANVAS_LIGHT_FILTER_PCF7: state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF7, true); break; case VS::CANVAS_LIGHT_FILTER_PCF9: state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF9, true); break; case VS::CANVAS_LIGHT_FILTER_PCF13: state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF13, true); break; } } bool light_rebind = state.canvas_shader.bind(); if (light_rebind) { _set_uniforms(); } state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_MATRIX, light->light_shader_xform); Transform2D basis_inverse = light->light_shader_xform.affine_inverse().orthonormalized(); basis_inverse[2] = Vector2(); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_MATRIX_INVERSE, basis_inverse); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_LOCAL_MATRIX, light->xform_cache.affine_inverse()); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_COLOR, light->color * light->energy); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_POS, light->light_shader_pos); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_HEIGHT, light->height); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_OUTSIDE_ALPHA, light->mode == VS::CANVAS_LIGHT_MODE_MASK ? 1.0 : 0.0); if (has_shadow) { RasterizerStorageGLES2::CanvasLightShadow *cls = storage->canvas_light_shadow_owner.get(light->shadow_buffer); glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 4); glBindTexture(GL_TEXTURE_2D, cls->distance); state.canvas_shader.set_uniform(CanvasShaderGLES2::SHADOW_MATRIX, light->shadow_matrix_cache); state.canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_SHADOW_COLOR, light->shadow_color); state.canvas_shader.set_uniform(CanvasShaderGLES2::SHADOWPIXEL_SIZE, (1.0 / light->shadow_buffer_size) * (1.0 + light->shadow_smooth)); if (light->radius_cache == 0) { state.canvas_shader.set_uniform(CanvasShaderGLES2::SHADOW_GRADIENT, 0.0); } else { state.canvas_shader.set_uniform(CanvasShaderGLES2::SHADOW_GRADIENT, light->shadow_gradient_length / (light->radius_cache * 1.1)); } state.canvas_shader.set_uniform(CanvasShaderGLES2::SHADOW_DISTANCE_MULT, light->radius_cache * 1.1); /*canvas_shader.set_uniform(CanvasShaderGLES2::SHADOW_MATRIX,light->shadow_matrix_cache); canvas_shader.set_uniform(CanvasShaderGLES2::SHADOW_ESM_MULTIPLIER,light->shadow_esm_mult); canvas_shader.set_uniform(CanvasShaderGLES2::LIGHT_SHADOW_COLOR,light->shadow_color);*/ } glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 3); RasterizerStorageGLES2::Texture *t = storage->texture_owner.getornull(light->texture); if (!t) { glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex); } else { t = t->get_ptr(); glBindTexture(t->target, t->tex_id); } glActiveTexture(GL_TEXTURE0); _canvas_item_render_commands(p_item_list, NULL, reclip, material_ptr); //redraw using light } light = light->next_ptr; } if (light_used) { state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_LIGHTING, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_SHADOWS, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_NEAREST, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF3, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF5, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF7, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF9, false); state.canvas_shader.set_conditional(CanvasShaderGLES2::SHADOW_FILTER_PCF13, false); state.canvas_shader.bind(); last_blend_mode = -1; /* //this is set again, so it should not be needed anyway? state.canvas_item_modulate = unshaded ? ci->final_modulate : Color( ci->final_modulate.r * p_modulate.r, ci->final_modulate.g * p_modulate.g, ci->final_modulate.b * p_modulate.b, ci->final_modulate.a * p_modulate.a ); state.canvas_shader.set_uniform(CanvasShaderGLES2::MODELVIEW_MATRIX,state.final_transform); state.canvas_shader.set_uniform(CanvasShaderGLES2::EXTRA_MATRIX,Transform2D()); state.canvas_shader.set_uniform(CanvasShaderGLES2::FINAL_MODULATE,state.canvas_item_modulate); glBlendEquation(GL_FUNC_ADD); if (storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) { glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA); } else { glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); } //@TODO RESET canvas_blend_mode */ } } if (reclip) { glEnable(GL_SCISSOR_TEST); int y = storage->frame.current_rt->height - (current_clip->final_clip_rect.position.y + current_clip->final_clip_rect.size.y); if (storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_VFLIP]) y = current_clip->final_clip_rect.position.y; glScissor(current_clip->final_clip_rect.position.x, y, current_clip->final_clip_rect.size.width, current_clip->final_clip_rect.size.height); } p_item_list = p_item_list->next; } if (current_clip) { glDisable(GL_SCISSOR_TEST); } } void RasterizerCanvasGLES2::canvas_debug_viewport_shadows(Light *p_lights_with_shadow) { } void RasterizerCanvasGLES2::canvas_light_shadow_buffer_update(RID p_buffer, const Transform2D &p_light_xform, int p_light_mask, float p_near, float p_far, LightOccluderInstance *p_occluders, CameraMatrix *p_xform_cache) { RasterizerStorageGLES2::CanvasLightShadow *cls = storage->canvas_light_shadow_owner.get(p_buffer); ERR_FAIL_COND(!cls); glDisable(GL_BLEND); glDisable(GL_SCISSOR_TEST); glDisable(GL_DITHER); glDisable(GL_CULL_FACE); glDepthFunc(GL_LEQUAL); glEnable(GL_DEPTH_TEST); glDepthMask(true); glBindFramebuffer(GL_FRAMEBUFFER, cls->fbo); state.canvas_shadow_shader.set_conditional(CanvasShadowShaderGLES2::USE_RGBA_SHADOWS, storage->config.use_rgba_2d_shadows); state.canvas_shadow_shader.bind(); glViewport(0, 0, cls->size, cls->height); glClearDepth(1.0f); glClearColor(1, 1, 1, 1); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); VS::CanvasOccluderPolygonCullMode cull = VS::CANVAS_OCCLUDER_POLYGON_CULL_DISABLED; for (int i = 0; i < 4; i++) { //make sure it remains orthogonal, makes easy to read angle later Transform light; light.origin[0] = p_light_xform[2][0]; light.origin[1] = p_light_xform[2][1]; light.basis[0][0] = p_light_xform[0][0]; light.basis[0][1] = p_light_xform[1][0]; light.basis[1][0] = p_light_xform[0][1]; light.basis[1][1] = p_light_xform[1][1]; //light.basis.scale(Vector3(to_light.elements[0].length(),to_light.elements[1].length(),1)); //p_near=1; CameraMatrix projection; { real_t fov = 90; real_t nearp = p_near; real_t farp = p_far; real_t aspect = 1.0; real_t ymax = nearp * Math::tan(Math::deg2rad(fov * 0.5)); real_t ymin = -ymax; real_t xmin = ymin * aspect; real_t xmax = ymax * aspect; projection.set_frustum(xmin, xmax, ymin, ymax, nearp, farp); } Vector3 cam_target = Basis(Vector3(0, 0, Math_PI * 2 * (i / 4.0))).xform(Vector3(0, 1, 0)); projection = projection * CameraMatrix(Transform().looking_at(cam_target, Vector3(0, 0, -1)).affine_inverse()); state.canvas_shadow_shader.set_uniform(CanvasShadowShaderGLES2::PROJECTION_MATRIX, projection); state.canvas_shadow_shader.set_uniform(CanvasShadowShaderGLES2::LIGHT_MATRIX, light); state.canvas_shadow_shader.set_uniform(CanvasShadowShaderGLES2::DISTANCE_NORM, 1.0 / p_far); if (i == 0) *p_xform_cache = projection; glViewport(0, (cls->height / 4) * i, cls->size, cls->height / 4); LightOccluderInstance *instance = p_occluders; while (instance) { RasterizerStorageGLES2::CanvasOccluder *cc = storage->canvas_occluder_owner.get(instance->polygon_buffer); if (!cc || cc->len == 0 || !(p_light_mask & instance->light_mask)) { instance = instance->next; continue; } state.canvas_shadow_shader.set_uniform(CanvasShadowShaderGLES2::WORLD_MATRIX, instance->xform_cache); if (cull != instance->cull_cache) { cull = instance->cull_cache; switch (cull) { case VS::CANVAS_OCCLUDER_POLYGON_CULL_DISABLED: { glDisable(GL_CULL_FACE); } break; case VS::CANVAS_OCCLUDER_POLYGON_CULL_CLOCKWISE: { glEnable(GL_CULL_FACE); glCullFace(GL_FRONT); } break; case VS::CANVAS_OCCLUDER_POLYGON_CULL_COUNTER_CLOCKWISE: { glEnable(GL_CULL_FACE); glCullFace(GL_BACK); } break; } } glBindBuffer(GL_ARRAY_BUFFER, cc->vertex_id); glEnableVertexAttribArray(VS::ARRAY_VERTEX); glVertexAttribPointer(VS::ARRAY_VERTEX, 3, GL_FLOAT, false, 0, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, cc->index_id); glDrawElements(GL_TRIANGLES, cc->len * 3, GL_UNSIGNED_SHORT, 0); instance = instance->next; } } glBindBuffer(GL_ARRAY_BUFFER, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); } void RasterizerCanvasGLES2::reset_canvas() { glDisable(GL_CULL_FACE); glDisable(GL_DEPTH_TEST); glDisable(GL_SCISSOR_TEST); glDisable(GL_DITHER); glEnable(GL_BLEND); if (storage->frame.current_rt && storage->frame.current_rt->flags[RasterizerStorage::RENDER_TARGET_TRANSPARENT]) { glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA); } else { glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); } // bind the back buffer to a texture so shaders can use it. // It should probably use texture unit -3 (as GLES2 does as well) but currently that's buggy. // keeping this for now as there's nothing else that uses texture unit 2 // TODO ^ if (storage->frame.current_rt) { // glActiveTexture(GL_TEXTURE0 + 2); // glBindTexture(GL_TEXTURE_2D, storage->frame.current_rt->copy_screen_effect.color); } glBindBuffer(GL_ARRAY_BUFFER, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); } void RasterizerCanvasGLES2::_bind_quad_buffer() { glBindBuffer(GL_ARRAY_BUFFER, data.canvas_quad_vertices); glEnableVertexAttribArray(VS::ARRAY_VERTEX); glVertexAttribPointer(VS::ARRAY_VERTEX, 2, GL_FLOAT, GL_FALSE, 0, NULL); } void RasterizerCanvasGLES2::draw_generic_textured_rect(const Rect2 &p_rect, const Rect2 &p_src) { state.canvas_shader.set_uniform(CanvasShaderGLES2::DST_RECT, Color(p_rect.position.x, p_rect.position.y, p_rect.size.x, p_rect.size.y)); state.canvas_shader.set_uniform(CanvasShaderGLES2::SRC_RECT, Color(p_src.position.x, p_src.position.y, p_src.size.x, p_src.size.y)); glDrawArrays(GL_TRIANGLE_FAN, 0, 4); } void RasterizerCanvasGLES2::draw_lens_distortion_rect(const Rect2 &p_rect, float p_k1, float p_k2, const Vector2 &p_eye_center, float p_oversample) { Vector2 half_size; if (storage->frame.current_rt) { half_size = Vector2(storage->frame.current_rt->width, storage->frame.current_rt->height); } else { half_size = OS::get_singleton()->get_window_size(); } half_size *= 0.5; Vector2 offset((p_rect.position.x - half_size.x) / half_size.x, (p_rect.position.y - half_size.y) / half_size.y); Vector2 scale(p_rect.size.x / half_size.x, p_rect.size.y / half_size.y); float aspect_ratio = p_rect.size.x / p_rect.size.y; // setup our lens shader state.lens_shader.bind(); state.lens_shader.set_uniform(LensDistortedShaderGLES2::OFFSET, offset); state.lens_shader.set_uniform(LensDistortedShaderGLES2::SCALE, scale); state.lens_shader.set_uniform(LensDistortedShaderGLES2::K1, p_k1); state.lens_shader.set_uniform(LensDistortedShaderGLES2::K2, p_k2); state.lens_shader.set_uniform(LensDistortedShaderGLES2::EYE_CENTER, p_eye_center); state.lens_shader.set_uniform(LensDistortedShaderGLES2::UPSCALE, p_oversample); state.lens_shader.set_uniform(LensDistortedShaderGLES2::ASPECT_RATIO, aspect_ratio); // bind our quad buffer _bind_quad_buffer(); // and draw glDrawArrays(GL_TRIANGLE_FAN, 0, 4); // and cleanup glBindBuffer(GL_ARRAY_BUFFER, 0); for (int i = 0; i < VS::ARRAY_MAX; i++) { glDisableVertexAttribArray(i); } } void RasterizerCanvasGLES2::draw_window_margins(int *black_margin, RID *black_image) { } void RasterizerCanvasGLES2::initialize() { // quad buffer { glGenBuffers(1, &data.canvas_quad_vertices); glBindBuffer(GL_ARRAY_BUFFER, data.canvas_quad_vertices); const float qv[8] = { 0, 0, 0, 1, 1, 1, 1, 0 }; glBufferData(GL_ARRAY_BUFFER, sizeof(float) * 8, qv, GL_STATIC_DRAW); glBindBuffer(GL_ARRAY_BUFFER, 0); } // polygon buffer { uint32_t poly_size = GLOBAL_DEF("rendering/limits/buffers/canvas_polygon_buffer_size_kb", 128); ProjectSettings::get_singleton()->set_custom_property_info("rendering/limits/buffers/canvas_polygon_buffer_size_kb", PropertyInfo(Variant::INT, "rendering/limits/buffers/canvas_polygon_buffer_size_kb", PROPERTY_HINT_RANGE, "0,256,1,or_greater")); poly_size *= 1024; poly_size = MAX(poly_size, (2 + 2 + 4) * 4 * sizeof(float)); glGenBuffers(1, &data.polygon_buffer); glBindBuffer(GL_ARRAY_BUFFER, data.polygon_buffer); glBufferData(GL_ARRAY_BUFFER, poly_size, NULL, GL_DYNAMIC_DRAW); data.polygon_buffer_size = poly_size; glBindBuffer(GL_ARRAY_BUFFER, 0); uint32_t index_size = GLOBAL_DEF("rendering/limits/buffers/canvas_polygon_index_size_kb", 128); ProjectSettings::get_singleton()->set_custom_property_info("rendering/limits/buffers/canvas_polygon_index_size_kb", PropertyInfo(Variant::INT, "rendering/limits/buffers/canvas_polygon_index_size_kb", PROPERTY_HINT_RANGE, "0,256,1,or_greater")); index_size *= 1024; // kb glGenBuffers(1, &data.polygon_index_buffer); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, data.polygon_index_buffer); glBufferData(GL_ELEMENT_ARRAY_BUFFER, index_size, NULL, GL_DYNAMIC_DRAW); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); } // ninepatch buffers { // array buffer glGenBuffers(1, &data.ninepatch_vertices); glBindBuffer(GL_ARRAY_BUFFER, data.ninepatch_vertices); glBufferData(GL_ARRAY_BUFFER, sizeof(float) * (16 + 16) * 2, NULL, GL_DYNAMIC_DRAW); glBindBuffer(GL_ARRAY_BUFFER, 0); // element buffer glGenBuffers(1, &data.ninepatch_elements); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, data.ninepatch_elements); #define _EIDX(y, x) (y * 4 + x) uint8_t elems[3 * 2 * 9] = { // first row _EIDX(0, 0), _EIDX(0, 1), _EIDX(1, 1), _EIDX(1, 1), _EIDX(1, 0), _EIDX(0, 0), _EIDX(0, 1), _EIDX(0, 2), _EIDX(1, 2), _EIDX(1, 2), _EIDX(1, 1), _EIDX(0, 1), _EIDX(0, 2), _EIDX(0, 3), _EIDX(1, 3), _EIDX(1, 3), _EIDX(1, 2), _EIDX(0, 2), // second row _EIDX(1, 0), _EIDX(1, 1), _EIDX(2, 1), _EIDX(2, 1), _EIDX(2, 0), _EIDX(1, 0), // the center one would be here, but we'll put it at the end // so it's easier to disable the center and be able to use // one draw call for both _EIDX(1, 2), _EIDX(1, 3), _EIDX(2, 3), _EIDX(2, 3), _EIDX(2, 2), _EIDX(1, 2), // third row _EIDX(2, 0), _EIDX(2, 1), _EIDX(3, 1), _EIDX(3, 1), _EIDX(3, 0), _EIDX(2, 0), _EIDX(2, 1), _EIDX(2, 2), _EIDX(3, 2), _EIDX(3, 2), _EIDX(3, 1), _EIDX(2, 1), _EIDX(2, 2), _EIDX(2, 3), _EIDX(3, 3), _EIDX(3, 3), _EIDX(3, 2), _EIDX(2, 2), // center field _EIDX(1, 1), _EIDX(1, 2), _EIDX(2, 2), _EIDX(2, 2), _EIDX(2, 1), _EIDX(1, 1) }; #undef _EIDX glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elems), elems, GL_STATIC_DRAW); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); } state.canvas_shadow_shader.init(); state.canvas_shader.init(); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_TEXTURE_RECT, true); state.canvas_shader.bind(); state.lens_shader.init(); state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_PIXEL_SNAP, GLOBAL_DEF("rendering/quality/2d/use_pixel_snap", false)); } void RasterizerCanvasGLES2::finalize() { } RasterizerCanvasGLES2::RasterizerCanvasGLES2() { }