Commit: 988ec3c40c44f4454842f35c031cc447c62db255
Author: Sergey Sharybin
Date: Mon Jul 25 15:38:28 2016 +0200
Branches: master
https://developer.blender.org/rB988ec3c40c44f4454842f35c031cc447c62db255
OpenSubdiv: Support shadeless shading
===================================================================
M intern/opensubdiv/gpu_shader_opensubd_display.glsl
M intern/opensubdiv/opensubdiv_gpu_capi.cc
===================================================================
diff --git a/intern/opensubdiv/gpu_shader_opensubd_display.glsl
b/intern/opensubdiv/gpu_shader_opensubd_display.glsl
index cc9e05a..5193d3a 100644
--- a/intern/opensubdiv/gpu_shader_opensubd_display.glsl
+++ b/intern/opensubdiv/gpu_shader_opensubd_display.glsl
@@ -242,6 +242,7 @@ void main()
vec3 L_diffuse = vec3(0.0);
vec3 L_specular = vec3(0.0);
+#ifdef USE_LIGHTING
#ifndef USE_COLOR_MATERIAL
/* Assume NUM_SOLID_LIGHTS directional lights. */
for (int i = 0; i < NUM_SOLID_LIGHTS; i++) {
@@ -312,6 +313,9 @@ void main()
L_specular += light_specular * specular_bsdf * intensity;
}
#endif /* USE_COLOR_MATERIAL */
+#else /* USE_LIGHTING */
+ L_diffuse = vec3(1.0);
+#endif
/* Compute diffuse color. */
#ifdef USE_TEXTURE_2D
diff --git a/intern/opensubdiv/opensubdiv_gpu_capi.cc
b/intern/opensubdiv/opensubdiv_gpu_capi.cc
index 752dce7..0cf6fcf 100644
--- a/intern/opensubdiv/opensubdiv_gpu_capi.cc
+++ b/intern/opensubdiv/opensubdiv_gpu_capi.cc
@@ -100,6 +100,12 @@ static GLuint g_flat_fill_solid_program = 0;
static GLuint g_flat_fill_texture2d_program = 0;
static GLuint g_smooth_fill_solid_program = 0;
static GLuint g_smooth_fill_texture2d_program = 0;
+
+static GLuint g_flat_fill_solid_shadeless_program = 0;
+static GLuint g_flat_fill_texture2d_shadeless_program = 0;
+static GLuint g_smooth_fill_solid_shadeless_program = 0;
+static GLuint g_smooth_fill_texture2d_shadeless_program = 0;
+
static GLuint g_wireframe_program = 0;
static GLuint g_lighting_ub = 0;
@@ -425,21 +431,45 @@ bool openSubdiv_osdGLDisplayInit(void)
g_flat_fill_solid_program = linkProgram(
version,
"#define USE_COLOR_MATERIAL\n"
+ "#define USE_LIGHTING\n"
"#define FLAT_SHADING\n");
g_flat_fill_texture2d_program = linkProgram(
version,
"#define USE_COLOR_MATERIAL\n"
+ "#define USE_LIGHTING\n"
"#define USE_TEXTURE_2D\n"
"#define FLAT_SHADING\n");
g_smooth_fill_solid_program = linkProgram(
version,
"#define USE_COLOR_MATERIAL\n"
+ "#define USE_LIGHTING\n"
"#define SMOOTH_SHADING\n");
g_smooth_fill_texture2d_program = linkProgram(
version,
"#define USE_COLOR_MATERIAL\n"
+ "#define USE_LIGHTING\n"
"#define USE_TEXTURE_2D\n"
"#define SMOOTH_SHADING\n");
+
+ g_flat_fill_solid_shadeless_program = linkProgram(
+ version,
+ "#define USE_COLOR_MATERIAL\n"
+ "#define FLAT_SHADING\n");
+ g_flat_fill_texture2d_shadeless_program = linkProgram(
+ version,
+ "#define USE_COLOR_MATERIAL\n"
+ "#define USE_TEXTURE_2D\n"
+ "#define FLAT_SHADING\n");
+ g_smooth_fill_solid_shadeless_program = linkProgram(
+ version,
+ "#define USE_COLOR_MATERIAL\n"
+ "#define SMOOTH_SHADING\n");
+ g_smooth_fill_texture2d_shadeless_program = linkProgram(
+ version,
+ "#define USE_COLOR_MATERIAL\n"
+ "#define USE_TEXTURE_2D\n"
+ "#define SMOOTH_SHADING\n");
+
g_wireframe_program = linkProgram(
version,
"#define WIREFRAME\n");
@@ -464,21 +494,24 @@ void openSubdiv_osdGLDisplayDeinit(void)
if (g_lighting_ub != 0) {
glDeleteBuffers(1, &g_lighting_ub);
}
- if (g_flat_fill_solid_program) {
- glDeleteProgram(g_flat_fill_solid_program);
- }
- if (g_flat_fill_texture2d_program) {
- glDeleteProgram(g_flat_fill_texture2d_program);
- }
- if (g_smooth_fill_solid_program) {
- glDeleteProgram(g_flat_fill_solid_program);
- }
- if (g_smooth_fill_texture2d_program) {
- glDeleteProgram(g_smooth_fill_texture2d_program);
- }
- if (g_wireframe_program) {
- glDeleteProgram(g_wireframe_program);
- }
+#define SAFE_DELETE_PROGRAM(program) \
+ do { \
+ if (program) { \
+ glDeleteProgram(program); \
+ } \
+ } while (false)
+
+ SAFE_DELETE_PROGRAM(g_flat_fill_solid_program);
+ SAFE_DELETE_PROGRAM(g_flat_fill_texture2d_program);
+ SAFE_DELETE_PROGRAM(g_smooth_fill_solid_program);
+ SAFE_DELETE_PROGRAM(g_smooth_fill_texture2d_program);
+ SAFE_DELETE_PROGRAM(g_flat_fill_solid_shadeless_program);
+ SAFE_DELETE_PROGRAM(g_flat_fill_texture2d_shadeless_program);
+ SAFE_DELETE_PROGRAM(g_smooth_fill_solid_shadeless_program);
+ SAFE_DELETE_PROGRAM(g_smooth_fill_texture2d_shadeless_program);
+ SAFE_DELETE_PROGRAM(g_wireframe_program);
+
+#undef SAFE_DELETE_PROGRAM
}
void openSubdiv_osdGLMeshDisplayPrepare(int use_osd_glsl,
@@ -599,23 +632,32 @@ static GLuint prepare_patchDraw(OpenSubdiv_GLMesh
*gl_mesh,
if (fill_quads) {
int model;
- GLboolean use_texture_2d;
+ GLboolean use_texture_2d, use_lighting;
glGetIntegerv(GL_SHADE_MODEL, &model);
glGetBooleanv(GL_TEXTURE_2D, &use_texture_2d);
+ glGetBooleanv(GL_LIGHTING, &use_lighting);
if (model == GL_FLAT) {
if (use_texture_2d) {
- program = g_flat_fill_texture2d_program;
+ program = use_lighting
+ ?
g_flat_fill_texture2d_program
+ :
g_flat_fill_texture2d_shadeless_program;
}
else {
- program = g_flat_fill_solid_program;
+ program = use_lighting
+ ? g_flat_fill_solid_program
+ :
g_flat_fill_solid_shadeless_program;
}
}
else {
if (use_texture_2d) {
- program = g_smooth_fill_texture2d_program;
+ program = use_lighting
+ ?
g_smooth_fill_texture2d_program
+ :
g_smooth_fill_texture2d_shadeless_program;
}
else {
- program = g_smooth_fill_solid_program;
+ program = use_lighting
+ ? g_smooth_fill_solid_program
+ :
g_smooth_fill_solid_shadeless_program;
}
}
}
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