mesa: Track the current advanced blending mode.

[mesa.git] / src / mesa / main / mtypes.h

diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 2647f8fab8415849a93aabc08fddbb90b8345fc9..3e12555e390c6ce3ecf87187c215ea647a135032 100644 (file)
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -452,6 +452,15 @@ struct gl_colorbuffer_attrib
    GLboolean _BlendFuncPerBuffer;
    /** Are the blend equations currently different for each buffer/target? */
    GLboolean _BlendEquationPerBuffer;
+
+   /**
+    * Which advanced blending mode is in use (or BLEND_NONE).
+    *
+    * KHR_blend_equation_advanced only allows advanced blending with a single
+    * draw buffer, and NVX_blend_equation_advanced_multi_draw_buffer still
+    * requires all draw buffers to match, so we only need a single value.
+    */
+   enum gl_advanced_blend_mode _AdvancedBlendMode;
    /*@}*/
 
    /** 
@@ -1907,6 +1916,7 @@ struct gl_program
    GLbitfield64 InputsRead;     /**< Bitmask of which input regs are read */
    GLbitfield64 DoubleInputsRead;     /**< Bitmask of which input regs are read  and are doubles */
    GLbitfield64 OutputsWritten; /**< Bitmask of which output regs are written */
+   GLbitfield64 OutputsRead; /**< Bitmask of which output regs are read */
    GLbitfield PatchInputsRead;  /**< VAR[0..31] usage for patch inputs (user-defined only) */
    GLbitfield PatchOutputsWritten; /**< VAR[0..31] usage for patch outputs (user-defined only) */
    GLbitfield SystemValuesRead;   /**< Bitmask of SYSTEM_VALUE_x inputs used */
@@ -2317,6 +2327,11 @@ struct gl_shader_info
     */
    bool EarlyFragmentTests;
 
+   /**
+    * A bitmask of gl_advanced_blend_mode values
+    */
+   GLbitfield BlendSupport;
+
    /**
     * Compute shader state from ARB_compute_shader layout qualifiers.
     */
@@ -3941,11 +3956,14 @@ struct gl_extensions
    GLboolean ATI_separate_stencil;
    GLboolean GREMEDY_string_marker;
    GLboolean INTEL_performance_query;
+   GLboolean KHR_blend_equation_advanced;
    GLboolean KHR_robustness;
    GLboolean KHR_texture_compression_astc_hdr;
    GLboolean KHR_texture_compression_astc_ldr;
    GLboolean KHR_texture_compression_astc_sliced_3d;
    GLboolean MESA_pack_invert;
+   GLboolean MESA_shader_framebuffer_fetch;
+   GLboolean MESA_shader_framebuffer_fetch_non_coherent;
    GLboolean MESA_shader_integer_functions;
    GLboolean MESA_ycbcr_texture;
    GLboolean NV_conditional_render;
@@ -3990,6 +4008,7 @@ struct gl_matrix_stack
 {
    GLmatrix *Top;      /**< points into Stack */
    GLmatrix *Stack;    /**< array [MaxDepth] of GLmatrix */
+   unsigned StackSize; /**< Number of elements in Stack */
    GLuint Depth;       /**< 0 <= Depth < MaxDepth */
    GLuint MaxDepth;    /**< size of Stack[] array */
    GLuint DirtyFlag;   /**< _NEW_MODELVIEW or _NEW_PROJECTION, for example */
@@ -4313,6 +4332,15 @@ struct gl_atomic_buffer_binding
    GLsizeiptr Size;
 };
 
+/**
+ * Shader subroutines storage
+ */
+struct gl_subroutine_index_binding
+{
+   GLuint NumIndex;
+   GLuint *IndexPtr;
+};
+
 /**
  * Mesa rendering context.
  *
@@ -4551,6 +4579,7 @@ struct gl_context
     */
    struct gl_image_unit ImageUnits[MAX_IMAGE_UNITS];
 
+   struct gl_subroutine_index_binding SubroutineIndex[MESA_SHADER_STAGES];
    /*@}*/
 
    struct gl_meta_state *Meta;  /**< for "meta" operations */