mesa/main: Make FEATURE_convolve follow feature conventions.

As shown in mfeatures.h, this allows users of convolve.h to work
without knowing if the feature is available.

5 files changed, 82 insertions, 67 deletions

diff --git a/src/mesa/main/api_exec.c b/src/mesa/main/api_exec.c
index 30c142e53a..6317639075 100644
--- a/src/mesa/main/api_exec.c
+++ b/src/mesa/main/api_exec.c
@@ -56,9 +56,7 @@
 #include "clip.h"
 #include "colortab.h"
 #include "context.h"
-#if FEATURE_convolve
 #include "convolve.h"
-#endif
 #include "depth.h"
 #if FEATURE_dlist
 #include "dlist.h"
@@ -384,21 +382,7 @@ _mesa_init_exec_table(struct _glapi_table *exec)
    SET_BlendEquationSeparateEXT(exec, _mesa_BlendEquationSeparateEXT);
 
    _mesa_init_colortable_dispatch(exec);
-
-#if FEATURE_convolve
-   SET_ConvolutionFilter1D(exec, _mesa_ConvolutionFilter1D);
-   SET_ConvolutionFilter2D(exec, _mesa_ConvolutionFilter2D);
-   SET_ConvolutionParameterf(exec, _mesa_ConvolutionParameterf);
-   SET_ConvolutionParameterfv(exec, _mesa_ConvolutionParameterfv);
-   SET_ConvolutionParameteri(exec, _mesa_ConvolutionParameteri);
-   SET_ConvolutionParameteriv(exec, _mesa_ConvolutionParameteriv);
-   SET_CopyConvolutionFilter1D(exec, _mesa_CopyConvolutionFilter1D);
-   SET_CopyConvolutionFilter2D(exec, _mesa_CopyConvolutionFilter2D);
-   SET_GetConvolutionFilter(exec, _mesa_GetConvolutionFilter);
-   SET_GetConvolutionParameterfv(exec, _mesa_GetConvolutionParameterfv);
-   SET_GetConvolutionParameteriv(exec, _mesa_GetConvolutionParameteriv);
-   SET_SeparableFilter2D(exec, _mesa_SeparableFilter2D);
-#endif
+   _mesa_init_convolve_dispatch(exec);
 #if FEATURE_histogram
    SET_GetHistogram(exec, _mesa_GetHistogram);
    SET_GetHistogramParameterfv(exec, _mesa_GetHistogramParameterfv);
@@ -406,7 +390,6 @@ _mesa_init_exec_table(struct _glapi_table *exec)
    SET_GetMinmax(exec, _mesa_GetMinmax);
    SET_GetMinmaxParameterfv(exec, _mesa_GetMinmaxParameterfv);
    SET_GetMinmaxParameteriv(exec, _mesa_GetMinmaxParameteriv);
-   SET_GetSeparableFilter(exec, _mesa_GetSeparableFilter);
    SET_Histogram(exec, _mesa_Histogram);
    SET_Minmax(exec, _mesa_Minmax);
    SET_ResetHistogram(exec, _mesa_ResetHistogram);
diff --git a/src/mesa/main/convolve.c b/src/mesa/main/convolve.c
index 70951112a1..4bca436095 100644
--- a/src/mesa/main/convolve.c
+++ b/src/mesa/main/convolve.c
@@ -40,6 +40,10 @@
 #include "mtypes.h"
 #include "pixel.h"
 #include "state.h"
+#include "glapi/dispatch.h"
+
+
+#if FEATURE_convolve
 
 
 /*
@@ -1425,3 +1429,25 @@ _mesa_adjust_image_for_convolution(const GLcontext *ctx, GLuint dimensions,
       *height = *height - (MAX2(ctx->Separable2D.Height, 1) - 1);
    }
 }
+
+
+void 
+_mesa_init_convolve_dispatch(struct _glapi_table *disp)
+{
+   SET_ConvolutionFilter1D(disp, _mesa_ConvolutionFilter1D);
+   SET_ConvolutionFilter2D(disp, _mesa_ConvolutionFilter2D);
+   SET_ConvolutionParameterf(disp, _mesa_ConvolutionParameterf);
+   SET_ConvolutionParameterfv(disp, _mesa_ConvolutionParameterfv);
+   SET_ConvolutionParameteri(disp, _mesa_ConvolutionParameteri);
+   SET_ConvolutionParameteriv(disp, _mesa_ConvolutionParameteriv);
+   SET_CopyConvolutionFilter1D(disp, _mesa_CopyConvolutionFilter1D);
+   SET_CopyConvolutionFilter2D(disp, _mesa_CopyConvolutionFilter2D);
+   SET_GetConvolutionFilter(disp, _mesa_GetConvolutionFilter);
+   SET_GetConvolutionParameterfv(disp, _mesa_GetConvolutionParameterfv);
+   SET_GetConvolutionParameteriv(disp, _mesa_GetConvolutionParameteriv);
+   SET_SeparableFilter2D(disp, _mesa_SeparableFilter2D);
+   SET_GetSeparableFilter(disp, _mesa_GetSeparableFilter);
+}
+
+
+#endif /* FEATURE_convolve */
diff --git a/src/mesa/main/convolve.h b/src/mesa/main/convolve.h
index 4505cdae01..565a51ef8f 100644
--- a/src/mesa/main/convolve.h
+++ b/src/mesa/main/convolve.h
@@ -28,10 +28,17 @@
 #define CONVOLVE_H
 
 
-#include "mtypes.h"
+#include "main/mtypes.h"
 
 
-#if _HAVE_FULL_GL
+#if FEATURE_convolve
+
+#define _MESA_INIT_CONVOLVE_FUNCTIONS(driver, impl)                        \
+   do {                                                                    \
+      (driver)->CopyConvolutionFilter1D = impl ## CopyConvolutionFilter1D; \
+      (driver)->CopyConvolutionFilter2D = impl ## CopyConvolutionFilter2D; \
+   } while (0)
+
 extern void GLAPIENTRY
 _mesa_ConvolutionFilter1D(GLenum target, GLenum internalformat, GLsizei width,
                           GLenum format, GLenum type, const GLvoid *image);
@@ -83,32 +90,66 @@ _mesa_SeparableFilter2D(GLenum target, GLenum internalformat,
                         const GLvoid *row, const GLvoid *column);
 
 
-
 extern void
 _mesa_convolve_1d_image(const GLcontext *ctx, GLsizei *width,
                         const GLfloat *srcImage, GLfloat *dstImage);
 
-
 extern void
 _mesa_convolve_2d_image(const GLcontext *ctx, GLsizei *width, GLsizei *height,
                         const GLfloat *srcImage, GLfloat *dstImage);
 
-
 extern void
 _mesa_convolve_sep_image(const GLcontext *ctx,
                          GLsizei *width, GLsizei *height,
                          const GLfloat *srcImage, GLfloat *dstImage);
 
-
 extern void
 _mesa_adjust_image_for_convolution(const GLcontext *ctx, GLuint dimensions,
                                    GLsizei *width, GLsizei *height);
 
-#else
-#define _mesa_adjust_image_for_convolution(c, d, w, h) ((void)0)
-#define _mesa_convolve_1d_image(c,w,s,d) ((void)0)
-#define _mesa_convolve_2d_image(c,w,h,s,d) ((void)0)
-#define _mesa_convolve_sep_image(c,w,h,s,d) ((void)0)
-#endif
+extern void
+_mesa_init_convolve_dispatch(struct _glapi_table *disp);
+
+#else /* FEATURE_convolve */
+
+#define _MESA_INIT_CONVOLVE_FUNCTIONS(driver, impl) do { } while (0)
+
+static INLINE void
+_mesa_convolve_1d_image(const GLcontext *ctx, GLsizei *width,
+                        const GLfloat *srcImage, GLfloat *dstImage)
+{
+   *width = 0;
+}
+
+static INLINE void
+_mesa_convolve_2d_image(const GLcontext *ctx, GLsizei *width, GLsizei *height,
+                        const GLfloat *srcImage, GLfloat *dstImage)
+{
+   *width = 0;
+   *height = 0;
+}
+
+
+static INLINE void
+_mesa_convolve_sep_image(const GLcontext *ctx,
+                         GLsizei *width, GLsizei *height,
+                         const GLfloat *srcImage, GLfloat *dstImage)
+{
+   *width = 0;
+   *height = 0;
+}
+
+static INLINE void
+_mesa_adjust_image_for_convolution(const GLcontext *ctx, GLuint dimensions,
+                                   GLsizei *width, GLsizei *height)
+{
+}
+
+static INLINE void 
+_mesa_init_convolve_dispatch(struct _glapi_table *disp)
+{
+}
+
+#endif /* FEATURE_convolve */
 
-#endif
+#endif /* CONVOLVE_H */
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 8228303040..a0304c02d4 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -33,9 +33,7 @@
 #include "glheader.h"
 #include "bufferobj.h"
 #include "context.h"
-#if FEATURE_convolve
 #include "convolve.h"
-#endif
 #include "fbobject.h"
 #include "framebuffer.h"
 #include "hash.h"
@@ -2133,11 +2131,9 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
 
    internalFormat = override_internal_format(internalFormat, width, 1);
 
-#if FEATURE_convolve
    if (_mesa_is_color_format(internalFormat)) {
       _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
    }
-#endif
 
    if (target == GL_TEXTURE_1D) {
       /* non-proxy target */
@@ -2232,12 +2228,10 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
 
    internalFormat = override_internal_format(internalFormat, width, height);
 
-#if FEATURE_convolve
    if (_mesa_is_color_format(internalFormat)) {
       _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth,
 					 &postConvHeight);
    }
-#endif
 
    if (target == GL_TEXTURE_2D ||
        (ctx->Extensions.ARB_texture_cube_map &&
@@ -2458,12 +2452,10 @@ _mesa_TexSubImage1D( GLenum target, GLint level,
    if (ctx->NewState & _MESA_NEW_TRANSFER_STATE)
       _mesa_update_state(ctx);
 
-#if FEATURE_convolve
    /* XXX should test internal format */
    if (_mesa_is_color_format(format)) {
       _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
    }
-#endif
 
    if (subtexture_error_check(ctx, 1, target, level, xoffset, 0, 0,
 			       postConvWidth, 1, 1, format, type)) {
@@ -2518,13 +2510,11 @@ _mesa_TexSubImage2D( GLenum target, GLint level,
    if (ctx->NewState & _MESA_NEW_TRANSFER_STATE)
       _mesa_update_state(ctx);
 
-#if FEATURE_convolve
    /* XXX should test internal format */
    if (_mesa_is_color_format(format)) {
       _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth,
                                          &postConvHeight);
    }
-#endif
 
    if (subtexture_error_check(ctx, 2, target, level, xoffset, yoffset, 0,
 			      postConvWidth, postConvHeight, 1, format, type)) {
@@ -2634,11 +2624,9 @@ _mesa_CopyTexImage1D( GLenum target, GLint level,
    if (ctx->NewState & NEW_COPY_TEX_STATE)
       _mesa_update_state(ctx);
 
-#if FEATURE_convolve
    if (_mesa_is_color_format(internalFormat)) {
       _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
    }
-#endif
 
    if (copytexture_error_check(ctx, 1, target, level, internalFormat,
                                postConvWidth, 1, border))
@@ -2699,12 +2687,10 @@ _mesa_CopyTexImage2D( GLenum target, GLint level, GLenum internalFormat,
    if (ctx->NewState & NEW_COPY_TEX_STATE)
       _mesa_update_state(ctx);
 
-#if FEATURE_convolve
    if (_mesa_is_color_format(internalFormat)) {
       _mesa_adjust_image_for_convolution(ctx, 2, &postConvWidth,
                                          &postConvHeight);
    }
-#endif
 
    if (copytexture_error_check(ctx, 2, target, level, internalFormat,
                                postConvWidth, postConvHeight, border))
@@ -2777,11 +2763,9 @@ _mesa_CopyTexSubImage1D( GLenum target, GLint level,
    {
       texImage = _mesa_select_tex_image(ctx, texObj, target, level);
 
-#if FEATURE_convolve
       if (texImage && _mesa_is_color_format(texImage->InternalFormat)) {
          _mesa_adjust_image_for_convolution(ctx, 1, &postConvWidth, NULL);
       }
-#endif
 
       if (copytexsubimage_error_check2(ctx, 1, target, level,
 				       xoffset, 0, 0, postConvWidth, 1,
@@ -2832,12 +2816,10 @@ _mesa_CopyTexSubImage2D( GLenum target, GLint level,
    {
       texImage = _mesa_select_tex_image(ctx, texObj, target, level);
 
-#if FEATURE_convolve
       if (texImage && _mesa_is_color_format(texImage->InternalFormat)) {
          _mesa_adjust_image_for_convolution(ctx, 2,
                                             &postConvWidth, &postConvHeight);
       }
-#endif
 
       if (copytexsubimage_error_check2(ctx, 2, target, level, xoffset, yoffset, 0,
 				       postConvWidth, postConvHeight, texImage))
@@ -2887,12 +2869,10 @@ _mesa_CopyTexSubImage3D( GLenum target, GLint level,
    {
       texImage = _mesa_select_tex_image(ctx, texObj, target, level);
 
-#if FEATURE_convolve
       if (texImage && _mesa_is_color_format(texImage->InternalFormat)) {
          _mesa_adjust_image_for_convolution(ctx, 2,
                                             &postConvWidth, &postConvHeight);
       }
-#endif
 
       if (copytexsubimage_error_check2(ctx, 3, target, level, xoffset, yoffset,
 				       zoffset, postConvWidth, postConvHeight,
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index a22db628d3..fce01b185e 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -56,9 +56,7 @@
 #include "bufferobj.h"
 #include "colormac.h"
 #include "context.h"
-#if FEATURE_convolve
 #include "convolve.h"
-#endif
 #include "image.h"
 #include "macros.h"
 #include "mipmap.h"
@@ -272,16 +270,6 @@ compute_component_mapping(GLenum inFormat, GLenum outFormat,
 }
 
 
-#if !FEATURE_convolve
-static void
-_mesa_adjust_image_for_convolution(GLcontext *ctx, GLuint dims,
-                                   GLsizei *srcWidth, GLsizei *srcHeight)
-{
-   /* no-op */
-}
-#endif
-
-
 /**
  * Make a temporary (color) texture image with GLfloat components.
  * Apply all needed pixel unpacking and pixel transfer operations.
@@ -385,7 +373,6 @@ make_temp_float_image(GLcontext *ctx, GLuint dims,
          convWidth = srcWidth;
          convHeight = srcHeight;
 
-#if FEATURE_convolve
          /* do convolution */
          {
             GLfloat *src = tempImage + img * (srcWidth * srcHeight * 4);
@@ -405,7 +392,7 @@ make_temp_float_image(GLcontext *ctx, GLuint dims,
                }
             }
          }
-#endif
+
          /* do post-convolution transfer and pack into tempImage */
          {
             const GLint logComponents
@@ -562,7 +549,6 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims,
           textureBaseFormat == GL_ALPHA ||
           textureBaseFormat == GL_INTENSITY);
 
-#if FEATURE_convolve
    if ((dims == 1 && ctx->Pixel.Convolution1DEnabled) ||
        (dims >= 2 && ctx->Pixel.Convolution2DEnabled) ||
        (dims >= 2 && ctx->Pixel.Separable2DEnabled)) {
@@ -584,7 +570,6 @@ _mesa_make_temp_chan_image(GLcontext *ctx, GLuint dims,
       transferOps = 0;
       freeSrcImage = GL_TRUE;
    }
-#endif
 
    /* unpack and transfer the source image */
    tempImage = (GLchan *) _mesa_malloc(srcWidth * srcHeight * srcDepth