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path: root/drivers/gles2/rasterizer_canvas_gles2.cpp
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Diffstat (limited to 'drivers/gles2/rasterizer_canvas_gles2.cpp')
-rw-r--r--drivers/gles2/rasterizer_canvas_gles2.cpp569
1 files changed, 560 insertions, 9 deletions
diff --git a/drivers/gles2/rasterizer_canvas_gles2.cpp b/drivers/gles2/rasterizer_canvas_gles2.cpp
index e6be0f57fc..f3fc356879 100644
--- a/drivers/gles2/rasterizer_canvas_gles2.cpp
+++ b/drivers/gles2/rasterizer_canvas_gles2.cpp
@@ -67,6 +67,12 @@ void RasterizerCanvasGLES2::_set_uniforms() {
state.canvas_shader.set_uniform(CanvasShaderGLES2::SCREEN_PIXEL_SIZE, screen_pixel_size);
}
+
+ if (state.using_skeleton) {
+ state.canvas_shader.set_uniform(CanvasShaderGLES2::SKELETON_TRANSFORM, state.skeleton_transform);
+ state.canvas_shader.set_uniform(CanvasShaderGLES2::SKELETON_TRANSFORM_INVERSE, state.skeleton_transform_inverse);
+ state.canvas_shader.set_uniform(CanvasShaderGLES2::SKELETON_TEXTURE_SIZE, state.skeleton_texture_size);
+ }
}
void RasterizerCanvasGLES2::canvas_begin() {
@@ -140,6 +146,7 @@ void RasterizerCanvasGLES2::canvas_end() {
}
state.using_texture_rect = false;
+ state.using_skeleton = false;
state.using_ninepatch = false;
}
@@ -186,13 +193,46 @@ RasterizerStorageGLES2::Texture *RasterizerCanvasGLES2::_bind_canvas_texture(con
glBindTexture(GL_TEXTURE_2D, storage->resources.white_tex);
}
- return tex_return;
-}
+ 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 {
-void RasterizerCanvasGLES2::_set_texture_rect_mode(bool p_enable, bool p_ninepatch) {
+ 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::_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) {
+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, const float *p_weights, const int *p_bones) {
glBindBuffer(GL_ARRAY_BUFFER, data.polygon_buffer);
@@ -226,6 +266,22 @@ void RasterizerCanvasGLES2::_draw_polygon(const int *p_indices, int p_index_coun
glDisableVertexAttribArray(VS::ARRAY_TEX_UV);
}
+ if (p_weights && p_bones) {
+ glBufferSubData(GL_ARRAY_BUFFER, buffer_ofs, sizeof(float) * 4 * p_vertex_count, p_weights);
+ glEnableVertexAttribArray(VS::ARRAY_WEIGHTS);
+ glVertexAttribPointer(VS::ARRAY_WEIGHTS, 4, GL_FLOAT, GL_FALSE, sizeof(float) * 4, ((uint8_t *)0) + buffer_ofs);
+ buffer_ofs += sizeof(float) * 4 * p_vertex_count;
+
+ glBufferSubData(GL_ARRAY_BUFFER, buffer_ofs, sizeof(int) * 4 * p_vertex_count, p_bones);
+ glEnableVertexAttribArray(VS::ARRAY_BONES);
+ glVertexAttribPointer(VS::ARRAY_BONES, 4, GL_UNSIGNED_INT, GL_FALSE, sizeof(int) * 4, ((uint8_t *)0) + buffer_ofs);
+ buffer_ofs += sizeof(int) * 4 * p_vertex_count;
+
+ } else {
+ glDisableVertexAttribArray(VS::ARRAY_WEIGHTS);
+ glDisableVertexAttribArray(VS::ARRAY_BONES);
+ }
+
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, data.polygon_index_buffer);
glBufferSubData(GL_ELEMENT_ARRAY_BUFFER, 0, sizeof(int) * p_index_count, p_indices);
@@ -334,6 +390,16 @@ void RasterizerCanvasGLES2::_draw_gui_primitive(int p_points, const Vector2 *p_v
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
+static const GLenum gl_primitive[] = {
+ GL_POINTS,
+ GL_LINES,
+ GL_LINE_STRIP,
+ GL_LINE_LOOP,
+ GL_TRIANGLES,
+ GL_TRIANGLE_STRIP,
+ GL_TRIANGLE_FAN
+};
+
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();
@@ -758,9 +824,190 @@ void RasterizerCanvasGLES2::_canvas_item_render_commands(Item *p_item, Item *cur
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);
+ _draw_polygon(polygon->indices.ptr(), polygon->count, polygon->points.size(), polygon->points.ptr(), polygon->uvs.ptr(), polygon->colors.ptr(), polygon->colors.size() == 1, polygon->weights.ptr(), polygon->bones.ptr());
+ } break;
+ case Item::Command::TYPE_MESH: {
+
+ Item::CommandMesh *mesh = static_cast<Item::CommandMesh *>(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(mesh->texture, mesh->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);
+ }
+
+ RasterizerStorageGLES2::Mesh *mesh_data = storage->mesh_owner.getornull(mesh->mesh);
+ if (mesh_data) {
+
+ for (int j = 0; j < mesh_data->surfaces.size(); j++) {
+ RasterizerStorageGLES2::Surface *s = mesh_data->surfaces[j];
+ // materials are ignored in 2D meshes, could be added but many things (ie, lighting mode, reading from screen, etc) would break as they are not meant be set up at this point of drawing
+
+ glBindBuffer(GL_ARRAY_BUFFER, s->vertex_id);
+
+ if (s->index_array_len > 0) {
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, s->index_id);
+ }
+
+ for (int i = 0; i < VS::ARRAY_MAX - 1; i++) {
+ if (s->attribs[i].enabled) {
+ glEnableVertexAttribArray(i);
+ glVertexAttribPointer(s->attribs[i].index, s->attribs[i].size, s->attribs[i].type, s->attribs[i].normalized, s->attribs[i].stride, (uint8_t *)0 + s->attribs[i].offset);
+ } else {
+ glDisableVertexAttribArray(i);
+ switch (i) {
+ case VS::ARRAY_NORMAL: {
+ glVertexAttrib4f(VS::ARRAY_NORMAL, 0.0, 0.0, 1, 1);
+ } break;
+ case VS::ARRAY_COLOR: {
+ glVertexAttrib4f(VS::ARRAY_COLOR, 1, 1, 1, 1);
+
+ } break;
+ default: {}
+ }
+ }
+ }
+
+ if (s->index_array_len > 0) {
+ glDrawElements(gl_primitive[s->primitive], s->index_array_len, (s->array_len >= (1 << 16)) ? GL_UNSIGNED_INT : GL_UNSIGNED_SHORT, 0);
+ } else {
+ glDrawArrays(gl_primitive[s->primitive], 0, s->array_len);
+ }
+ }
+
+ for (int i = 1; i < VS::ARRAY_MAX - 1; i++) {
+ glDisableVertexAttribArray(i);
+ }
+ }
+
} break;
+ case Item::Command::TYPE_MULTIMESH: {
+ Item::CommandMultiMesh *mmesh = static_cast<Item::CommandMultiMesh *>(command);
+ RasterizerStorageGLES2::MultiMesh *multi_mesh = storage->multimesh_owner.getornull(mmesh->multimesh);
+
+ if (!multi_mesh)
+ break;
+
+ RasterizerStorageGLES2::Mesh *mesh_data = storage->mesh_owner.getornull(multi_mesh->mesh);
+
+ if (!mesh_data)
+ break;
+
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_INSTANCE_CUSTOM, multi_mesh->custom_data_format != VS::MULTIMESH_CUSTOM_DATA_NONE);
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_INSTANCING, true);
+ 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(mmesh->texture, mmesh->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);
+ }
+
+ //reset shader and force rebind
+
+ int amount = MIN(multi_mesh->size, multi_mesh->visible_instances);
+
+ if (amount == -1) {
+ amount = multi_mesh->size;
+ }
+
+ int stride = multi_mesh->color_floats + multi_mesh->custom_data_floats + multi_mesh->xform_floats;
+
+ int color_ofs = multi_mesh->xform_floats;
+ int custom_data_ofs = color_ofs + multi_mesh->color_floats;
+
+ // drawing
+
+ const float *base_buffer = multi_mesh->data.ptr();
+
+ for (int j = 0; j < mesh_data->surfaces.size(); j++) {
+ RasterizerStorageGLES2::Surface *s = mesh_data->surfaces[j];
+ // materials are ignored in 2D meshes, could be added but many things (ie, lighting mode, reading from screen, etc) would break as they are not meant be set up at this point of drawing
+
+ //bind buffers for mesh surface
+ glBindBuffer(GL_ARRAY_BUFFER, s->vertex_id);
+
+ if (s->index_array_len > 0) {
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, s->index_id);
+ }
+
+ for (int i = 0; i < VS::ARRAY_MAX - 1; i++) {
+ if (s->attribs[i].enabled) {
+ glEnableVertexAttribArray(i);
+ glVertexAttribPointer(s->attribs[i].index, s->attribs[i].size, s->attribs[i].type, s->attribs[i].normalized, s->attribs[i].stride, (uint8_t *)0 + s->attribs[i].offset);
+ } else {
+ glDisableVertexAttribArray(i);
+ switch (i) {
+ case VS::ARRAY_NORMAL: {
+ glVertexAttrib4f(VS::ARRAY_NORMAL, 0.0, 0.0, 1, 1);
+ } break;
+ case VS::ARRAY_COLOR: {
+ glVertexAttrib4f(VS::ARRAY_COLOR, 1, 1, 1, 1);
+
+ } break;
+ default: {}
+ }
+ }
+ }
+
+ for (int i = 0; i < amount; i++) {
+ const float *buffer = base_buffer + i * stride;
+
+ {
+
+ glVertexAttrib4fv(INSTANCE_ATTRIB_BASE + 0, &buffer[0]);
+ glVertexAttrib4fv(INSTANCE_ATTRIB_BASE + 1, &buffer[4]);
+ if (multi_mesh->transform_format == VS::MULTIMESH_TRANSFORM_3D) {
+ glVertexAttrib4fv(INSTANCE_ATTRIB_BASE + 2, &buffer[8]);
+ } else {
+ glVertexAttrib4f(INSTANCE_ATTRIB_BASE + 2, 0.0, 0.0, 1.0, 0.0);
+ }
+ }
+
+ if (multi_mesh->color_floats) {
+ if (multi_mesh->color_format == VS::MULTIMESH_COLOR_8BIT) {
+ uint8_t *color_data = (uint8_t *)(buffer + color_ofs);
+ glVertexAttrib4f(INSTANCE_ATTRIB_BASE + 3, color_data[0] / 255.0, color_data[1] / 255.0, color_data[2] / 255.0, color_data[3] / 255.0);
+ } else {
+ glVertexAttrib4fv(INSTANCE_ATTRIB_BASE + 3, buffer + color_ofs);
+ }
+ }
+
+ if (multi_mesh->custom_data_floats) {
+ if (multi_mesh->custom_data_format == VS::MULTIMESH_CUSTOM_DATA_8BIT) {
+ uint8_t *custom_data = (uint8_t *)(buffer + custom_data_ofs);
+ glVertexAttrib4f(INSTANCE_ATTRIB_BASE + 4, custom_data[0] / 255.0, custom_data[1] / 255.0, custom_data[2] / 255.0, custom_data[3] / 255.0);
+ } else {
+ glVertexAttrib4fv(INSTANCE_ATTRIB_BASE + 4, buffer + custom_data_ofs);
+ }
+ }
+
+ if (s->index_array_len > 0) {
+ glDrawElements(gl_primitive[s->primitive], s->index_array_len, (s->array_len >= (1 << 16)) ? GL_UNSIGNED_INT : GL_UNSIGNED_SHORT, 0);
+ } else {
+ glDrawArrays(gl_primitive[s->primitive], 0, s->array_len);
+ }
+ }
+ }
+
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_INSTANCE_CUSTOM, false);
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_INSTANCING, false);
+
+ } break;
case Item::Command::TYPE_POLYLINE: {
Item::CommandPolyLine *pline = static_cast<Item::CommandPolyLine *>(command);
@@ -880,6 +1127,8 @@ void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, cons
RasterizerStorageGLES2::Shader *shader_cache = NULL;
bool rebind_shader = true;
+ bool prev_use_skeleton = false;
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_SKELETON, false);
state.current_tex = RID();
state.current_tex_ptr = NULL;
@@ -921,6 +1170,37 @@ void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, cons
}
}
+ RasterizerStorageGLES2::Skeleton *skeleton = NULL;
+
+ {
+ //skeleton handling
+ if (ci->skeleton.is_valid() && storage->skeleton_owner.owns(ci->skeleton)) {
+ skeleton = storage->skeleton_owner.get(ci->skeleton);
+ if (!skeleton->use_2d) {
+ skeleton = NULL;
+ } else {
+ state.skeleton_transform = p_base_transform * skeleton->base_transform_2d;
+ state.skeleton_transform_inverse = state.skeleton_transform.affine_inverse();
+ state.skeleton_texture_size = Vector2(skeleton->size * 2, 0);
+ }
+ }
+
+ bool use_skeleton = skeleton != NULL;
+ if (prev_use_skeleton != use_skeleton) {
+ rebind_shader = true;
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_SKELETON, use_skeleton);
+ prev_use_skeleton = use_skeleton;
+ }
+
+ if (skeleton) {
+ glActiveTexture(GL_TEXTURE0 + storage->config.max_texture_image_units - 3);
+ glBindTexture(GL_TEXTURE_2D, skeleton->tex_id);
+ state.using_skeleton = true;
+ } else {
+ state.using_skeleton = false;
+ }
+ }
+
Item *material_owner = ci->material_owner ? ci->material_owner : ci;
RID material = material_owner->material;
@@ -1008,7 +1288,7 @@ void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, cons
}
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 unshaded = shader_cache && (shader_cache->canvas_item.light_mode == RasterizerStorageGLES2::Shader::CanvasItem::LIGHT_MODE_UNSHADED || (blend_mode != RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_MIX && blend_mode != RasterizerStorageGLES2::Shader::CanvasItem::BLEND_MODE_PMALPHA));
bool reclip = false;
if (last_blend_mode != blend_mode) {
@@ -1053,10 +1333,164 @@ void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, cons
_set_uniforms();
- _canvas_item_render_commands(p_item_list, NULL, reclip, material_ptr);
+ 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 - 5);
+ 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 - 4);
+ 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);
@@ -1071,14 +1505,129 @@ void RasterizerCanvasGLES2::canvas_render_items(Item *p_item_list, int p_z, cons
if (current_clip) {
glDisable(GL_SCISSOR_TEST);
}
+
+ state.canvas_shader.set_conditional(CanvasShaderGLES2::USE_SKELETON, false);
}
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);
@@ -1094,7 +1643,7 @@ void RasterizerCanvasGLES2::reset_canvas() {
}
// bind the back buffer to a texture so shaders can use it.
- // It should probably use texture unit -3 (as GLES3 does as well) but currently that's buggy.
+ // 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) {
@@ -1264,6 +1813,8 @@ void RasterizerCanvasGLES2::initialize() {
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);