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path: root/drivers/gles2/shader_compiler_gles2.cpp
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Diffstat (limited to 'drivers/gles2/shader_compiler_gles2.cpp')
-rw-r--r--drivers/gles2/shader_compiler_gles2.cpp55
1 files changed, 24 insertions, 31 deletions
diff --git a/drivers/gles2/shader_compiler_gles2.cpp b/drivers/gles2/shader_compiler_gles2.cpp
index bff031b93a..9778d39a21 100644
--- a/drivers/gles2/shader_compiler_gles2.cpp
+++ b/drivers/gles2/shader_compiler_gles2.cpp
@@ -81,7 +81,7 @@ static String _opstr(SL::Operator p_op) {
static String _mkid(const String &p_id) {
String id = "m_" + p_id;
- return id.replace("__", "_dus_"); //doubleunderscore is reserverd in glsl
+ return id.replace("__", "_dus_"); //doubleunderscore is reserved in glsl
}
static String f2sp0(float p_float) {
@@ -316,9 +316,14 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
for (Map<StringName, SL::ShaderNode::Uniform>::Element *E = snode->uniforms.front(); E; E = E->next()) {
StringBuffer<> uniform_code;
- uniform_code += "uniform ";
+ // use highp if no precision is specified to prevent different default values in fragment and vertex shader
+ SL::DataPrecision precision = E->get().precision;
+ if (precision == SL::PRECISION_DEFAULT) {
+ precision = SL::PRECISION_HIGHP;
+ }
- uniform_code += _prestr(E->get().precission);
+ uniform_code += "uniform ";
+ uniform_code += _prestr(precision);
uniform_code += _typestr(E->get().type);
uniform_code += " ";
uniform_code += _mkid(E->key());
@@ -344,7 +349,7 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
StringBuffer<> varying_code;
varying_code += "varying ";
- varying_code += _prestr(E->get().precission);
+ varying_code += _prestr(E->get().precision);
varying_code += _typestr(E->get().type);
varying_code += " ";
varying_code += _mkid(E->key());
@@ -770,7 +775,7 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
/** CANVAS ITEM SHADER **/
actions[VS::SHADER_CANVAS_ITEM].renames["VERTEX"] = "outvec.xy";
- actions[VS::SHADER_CANVAS_ITEM].renames["UV"] = "uv_interp";
+ actions[VS::SHADER_CANVAS_ITEM].renames["UV"] = "uv";
actions[VS::SHADER_CANVAS_ITEM].renames["POINT_SIZE"] = "gl_PointSize";
actions[VS::SHADER_CANVAS_ITEM].renames["WORLD_MATRIX"] = "modelview_matrix";
@@ -806,9 +811,7 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
actions[VS::SHADER_CANVAS_ITEM].usage_defines["SCREEN_PIXEL_SIZE"] = "@SCREEN_UV";
actions[VS::SHADER_CANVAS_ITEM].usage_defines["NORMAL"] = "#define NORMAL_USED\n";
actions[VS::SHADER_CANVAS_ITEM].usage_defines["NORMALMAP"] = "#define NORMALMAP_USED\n";
- actions[VS::SHADER_CANVAS_ITEM].usage_defines["SHADOW_COLOR"] = "#define SHADOW_COLOR_USED\n";
actions[VS::SHADER_CANVAS_ITEM].usage_defines["LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n";
-
actions[VS::SHADER_CANVAS_ITEM].render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n";
/** SPATIAL SHADER **/
@@ -831,7 +834,6 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
actions[VS::SHADER_SPATIAL].renames["POINT_SIZE"] = "gl_PointSize";
// gl_InstanceID is not available in OpenGL ES 2.0
actions[VS::SHADER_SPATIAL].renames["INSTANCE_ID"] = "0";
- actions[VS::SHADER_SPATIAL].renames["OUTPUT_IS_SRGB"] = "SHADER_IS_SRGB";
//builtins
@@ -862,13 +864,16 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
actions[VS::SHADER_SPATIAL].renames["INSTANCE_CUSTOM"] = "instance_custom";
actions[VS::SHADER_SPATIAL].renames["SCREEN_UV"] = "screen_uv";
actions[VS::SHADER_SPATIAL].renames["SCREEN_TEXTURE"] = "screen_texture";
- actions[VS::SHADER_SPATIAL].renames["DEPTH_TEXTURE"] = "depth_buffer";
- actions[VS::SHADER_SPATIAL].renames["SIDE"] = "side";
+ actions[VS::SHADER_SPATIAL].renames["DEPTH_TEXTURE"] = "depth_texture";
+ // Defined in GLES3, but not available in GLES2
+ //actions[VS::SHADER_SPATIAL].renames["DEPTH"] = "gl_FragDepth";
actions[VS::SHADER_SPATIAL].renames["ALPHA_SCISSOR"] = "alpha_scissor";
+ actions[VS::SHADER_SPATIAL].renames["OUTPUT_IS_SRGB"] = "SHADER_IS_SRGB";
//for light
actions[VS::SHADER_SPATIAL].renames["VIEW"] = "view";
actions[VS::SHADER_SPATIAL].renames["LIGHT_COLOR"] = "light_color";
+ actions[VS::SHADER_SPATIAL].renames["LIGHT"] = "light";
actions[VS::SHADER_SPATIAL].renames["ATTENUATION"] = "attenuation";
actions[VS::SHADER_SPATIAL].renames["DIFFUSE_LIGHT"] = "diffuse_light";
actions[VS::SHADER_SPATIAL].renames["SPECULAR_LIGHT"] = "specular_light";
@@ -895,6 +900,7 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
actions[VS::SHADER_SPATIAL].usage_defines["SSS_STRENGTH"] = "#define ENABLE_SSS\n";
actions[VS::SHADER_SPATIAL].usage_defines["TRANSMISSION"] = "#define TRANSMISSION_USED\n";
actions[VS::SHADER_SPATIAL].usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n";
+ actions[VS::SHADER_SPATIAL].usage_defines["DEPTH_TEXTURE"] = "#define DEPTH_TEXTURE_USED\n";
actions[VS::SHADER_SPATIAL].usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n";
actions[VS::SHADER_SPATIAL].usage_defines["DIFFUSE_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n";
@@ -903,6 +909,12 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
actions[VS::SHADER_SPATIAL].render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n";
actions[VS::SHADER_SPATIAL].render_mode_defines["world_vertex_coords"] = "#define VERTEX_WORLD_COORDS_USED\n";
+ // Defined in GLES3, could be implemented in GLES2 too if there's a need for it
+ //actions[VS::SHADER_SPATIAL].render_mode_defines["ensure_correct_normals"] = "#define ENSURE_CORRECT_NORMALS\n";
+ // Defined in GLES3, might not be possible in GLES2 as gl_FrontFacing is not available
+ //actions[VS::SHADER_SPATIAL].render_mode_defines["cull_front"] = "#define DO_SIDE_CHECK\n";
+ //actions[VS::SHADER_SPATIAL].render_mode_defines["cull_disabled"] = "#define DO_SIDE_CHECK\n";
+
bool force_lambert = GLOBAL_GET("rendering/quality/shading/force_lambert_over_burley");
if (!force_lambert) {
@@ -927,28 +939,9 @@ ShaderCompilerGLES2::ShaderCompilerGLES2() {
actions[VS::SHADER_SPATIAL].render_mode_defines["specular_disabled"] = "#define SPECULAR_DISABLED\n";
actions[VS::SHADER_SPATIAL].render_mode_defines["shadows_disabled"] = "#define SHADOWS_DISABLED\n";
actions[VS::SHADER_SPATIAL].render_mode_defines["ambient_light_disabled"] = "#define AMBIENT_LIGHT_DISABLED\n";
+ actions[VS::SHADER_SPATIAL].render_mode_defines["shadow_to_opacity"] = "#define USE_SHADOW_TO_OPACITY\n";
- /* PARTICLES SHADER */
-
- actions[VS::SHADER_PARTICLES].renames["COLOR"] = "out_color";
- actions[VS::SHADER_PARTICLES].renames["VELOCITY"] = "out_velocity_active.xyz";
- actions[VS::SHADER_PARTICLES].renames["MASS"] = "mass";
- actions[VS::SHADER_PARTICLES].renames["ACTIVE"] = "shader_active";
- actions[VS::SHADER_PARTICLES].renames["RESTART"] = "restart";
- actions[VS::SHADER_PARTICLES].renames["CUSTOM"] = "out_custom";
- actions[VS::SHADER_PARTICLES].renames["TRANSFORM"] = "xform";
- actions[VS::SHADER_PARTICLES].renames["TIME"] = "time";
- actions[VS::SHADER_PARTICLES].renames["LIFETIME"] = "lifetime";
- actions[VS::SHADER_PARTICLES].renames["DELTA"] = "local_delta";
- actions[VS::SHADER_PARTICLES].renames["NUMBER"] = "particle_number";
- actions[VS::SHADER_PARTICLES].renames["INDEX"] = "index";
- actions[VS::SHADER_PARTICLES].renames["GRAVITY"] = "current_gravity";
- actions[VS::SHADER_PARTICLES].renames["EMISSION_TRANSFORM"] = "emission_transform";
- actions[VS::SHADER_PARTICLES].renames["RANDOM_SEED"] = "random_seed";
-
- actions[VS::SHADER_PARTICLES].render_mode_defines["disable_force"] = "#define DISABLE_FORCE\n";
- actions[VS::SHADER_PARTICLES].render_mode_defines["disable_velocity"] = "#define DISABLE_VELOCITY\n";
- actions[VS::SHADER_PARTICLES].render_mode_defines["keep_data"] = "#define ENABLE_KEEP_DATA\n";
+ // No defines for particle shaders in GLES2, there are no GPU particles
vertex_name = "vertex";
fragment_name = "fragment";