diff options
| -rw-r--r-- | src/mesa/drivers/common/meta.c | 78 |
1 files changed, 58 insertions, 20 deletions
diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c index 08b4c5accf5..3d8e13838bf 100644 --- a/src/mesa/drivers/common/meta.c +++ b/src/mesa/drivers/common/meta.c @@ -3066,24 +3066,9 @@ setup_glsl_generate_mipmap(struct gl_context *ctx, GLfloat x, y, tex[3]; }; struct glsl_sampler sampler; + const char *vs_source; + const char *fs_template; - static const char *vs_source = - "attribute vec2 position;\n" - "attribute vec3 textureCoords;\n" - "varying vec3 texCoords;\n" - "void main()\n" - "{\n" - " texCoords = textureCoords;\n" - " gl_Position = vec4(position, 0.0, 1.0);\n" - "}\n"; - static const char *fs_template = - "uniform %s texSampler;\n" - "varying vec3 texCoords;\n" - "void main()\n" - "{\n" - " gl_FragColor = %s(texSampler, %s);\n" - "}\n"; - static const char *vs_int_source = "#version 130\n" "in vec2 position;\n" @@ -3105,8 +3090,50 @@ setup_glsl_generate_mipmap(struct gl_context *ctx, " out_color = texture(tex2d, texCoords.xy);\n" "}\n"; char *fs_source; + const char *extension_mode; GLuint vs, fs; + if (ctx->Const.GLSLVersion < 130) { + vs_source = + "attribute vec2 position;\n" + "attribute vec3 textureCoords;\n" + "varying vec3 texCoords;\n" + "void main()\n" + "{\n" + " texCoords = textureCoords;\n" + " gl_Position = vec4(position, 0.0, 1.0);\n" + "}\n"; + fs_template = + "#extension GL_EXT_texture_array : %s\n" + "uniform %s texSampler;\n" + "varying vec3 texCoords;\n" + "void main()\n" + "{\n" + " gl_FragColor = %s(texSampler, %s);\n" + "}\n"; + } else { + vs_source = + "#version 130\n" + "in vec2 position;\n" + "in vec3 textureCoords;\n" + "out vec3 texCoords;\n" + "void main()\n" + "{\n" + " texCoords = textureCoords;\n" + " gl_Position = vec4(position, 0.0, 1.0);\n" + "}\n"; + fs_template = + "#version 130\n" + "uniform %s texSampler;\n" + "in vec3 texCoords;\n" + "out %s out_color;\n" + "\n" + "void main()\n" + "{\n" + " out_color = texture(texSampler, %s);\n" + "}\n"; + } + /* Check if already initialized */ if (mipmap->ArrayObj != 0) return; @@ -3128,9 +3155,20 @@ setup_glsl_generate_mipmap(struct gl_context *ctx, setup_texture_sampler(target, &sampler); mem_ctx = ralloc_context(NULL); - fs_source = ralloc_asprintf(mem_ctx, fs_template, - sampler.type, sampler.func, - sampler.texcoords); + if (ctx->Const.GLSLVersion < 130) { + extension_mode = ((target == GL_TEXTURE_1D_ARRAY) || + (target == GL_TEXTURE_2D_ARRAY)) ? + "require" : "disable"; + + fs_source = ralloc_asprintf(mem_ctx, fs_template, + extension_mode, sampler.type, + sampler.func, sampler.texcoords); + } + else { + fs_source = ralloc_asprintf(mem_ctx, fs_template, + sampler.type, "vec4", + sampler.texcoords); + } vs = compile_shader_with_debug(ctx, GL_VERTEX_SHADER, vs_source); fs = compile_shader_with_debug(ctx, GL_FRAGMENT_SHADER, fs_source); |