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authorChia-I Wu <[email protected]>2010-05-11 13:20:40 +0800
committerChia-I Wu <[email protected]>2010-05-12 12:12:56 +0800
commitb093016bd0660cc4ac6142aa8d4d6add5b6bfce8 (patch)
tree75b37b0c29ea2ae746542a979314d31027096bb5
parent903986ca128d51ff031cc9eafa1976618834a8de (diff)
mesa: Make FEATURE_EXT_transform_feedback more modular.
This allows transformfeedback.h and st_cb_xformfb.h to be included and used without knowing if FEATURE_EXT_transform_feedback is enabled. Fix build of ES overlay.
-rw-r--r--src/mesa/main/api_exec.c10
-rw-r--r--src/mesa/main/transformfeedback.c19
-rw-r--r--src/mesa/main/transformfeedback.h42
-rw-r--r--src/mesa/state_tracker/st_cb_xformfb.c4
-rw-r--r--src/mesa/state_tracker/st_cb_xformfb.h10
-rw-r--r--src/mesa/state_tracker/st_context.c4
6 files changed, 75 insertions, 14 deletions
diff --git a/src/mesa/main/api_exec.c b/src/mesa/main/api_exec.c
index f838561aef3..8fa8887a6c9 100644
--- a/src/mesa/main/api_exec.c
+++ b/src/mesa/main/api_exec.c
@@ -523,15 +523,7 @@ _mesa_create_exec_table(void)
SET_DepthBoundsEXT(exec, _mesa_DepthBoundsEXT);
/* 352. GL_EXT_transform_feedback */
-#if _HAVE_FULL_GL
- SET_BeginTransformFeedbackEXT(exec, _mesa_BeginTransformFeedback);
- SET_EndTransformFeedbackEXT(exec, _mesa_EndTransformFeedback);
- SET_BindBufferRangeEXT(exec, _mesa_BindBufferRange);
- SET_BindBufferBaseEXT(exec, _mesa_BindBufferBase);
- SET_BindBufferOffsetEXT(exec, _mesa_BindBufferOffsetEXT);
- SET_TransformFeedbackVaryingsEXT(exec, _mesa_TransformFeedbackVaryings);
- SET_GetTransformFeedbackVaryingEXT(exec, _mesa_GetTransformFeedbackVarying);
-#endif
+ _mesa_init_transform_feedback_dispatch(exec);
/* 364. GL_EXT_provoking_vertex */
SET_ProvokingVertexEXT(exec, _mesa_ProvokingVertexEXT);
diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c
index 06a12814e2d..cd3dd9b38c1 100644
--- a/src/mesa/main/transformfeedback.c
+++ b/src/mesa/main/transformfeedback.c
@@ -35,11 +35,15 @@
#include "context.h"
#include "hash.h"
#include "transformfeedback.h"
+#include "main/dispatch.h"
#include "shader/prog_parameter.h"
#include "shader/shader_api.h"
+#if FEATURE_EXT_transform_feedback
+
+
/**
* Do reference counting of transform feedback buffers.
*/
@@ -281,6 +285,18 @@ _mesa_init_transform_feedback_functions(struct dd_function_table *driver)
}
+void
+_mesa_init_transform_feedback_dispatch(struct _glapi_table *disp)
+{
+ SET_BeginTransformFeedbackEXT(disp, _mesa_BeginTransformFeedback);
+ SET_EndTransformFeedbackEXT(disp, _mesa_EndTransformFeedback);
+ SET_BindBufferRangeEXT(disp, _mesa_BindBufferRange);
+ SET_BindBufferBaseEXT(disp, _mesa_BindBufferBase);
+ SET_BindBufferOffsetEXT(disp, _mesa_BindBufferOffsetEXT);
+ SET_TransformFeedbackVaryingsEXT(disp, _mesa_TransformFeedbackVaryings);
+ SET_GetTransformFeedbackVaryingEXT(disp, _mesa_GetTransformFeedbackVarying);
+}
+
/**
** Begin API functions
@@ -879,3 +895,6 @@ GL_TRANSFORM_FEEDBACK_BUFFER_PAUSED
GL_TRANSFORM_FEEDBACK_BUFFER_ACTIVE
GL_TRANSFORM_FEEDBACK_BINDING
*/
+
+
+#endif /* FEATURE_EXT_transform_feedback */
diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h
index 99f75ee4357..b806488abdd 100644
--- a/src/mesa/main/transformfeedback.h
+++ b/src/mesa/main/transformfeedback.h
@@ -25,9 +25,11 @@
#ifndef TRANSFORM_FEEDBACK_H
#define TRANSFORM_FEEDBACK_H
-#include "glheader.h"
+#include "main/mtypes.h"
+#if FEATURE_EXT_transform_feedback
+
extern GLboolean
_mesa_validate_primitive_mode(GLcontext *ctx, GLenum mode);
@@ -44,6 +46,9 @@ _mesa_free_transform_feedback(GLcontext *ctx);
extern void
_mesa_init_transform_feedback_functions(struct dd_function_table *driver);
+extern void
+_mesa_init_transform_feedback_dispatch(struct _glapi_table *disp);
+
/*** GL_EXT_transform_feedback ***/
@@ -98,5 +103,40 @@ _mesa_ResumeTransformFeedback(void);
extern void GLAPIENTRY
_mesa_DrawTransformFeedback(GLenum mode, GLuint name);
+#else /* FEATURE_EXT_transform_feedback */
+
+static INLINE GLboolean
+_mesa_validate_primitive_mode(GLcontext *ctx, GLenum mode)
+{
+ return GL_TRUE;
+}
+
+static INLINE GLboolean
+_mesa_validate_transform_feedback_buffers(GLcontext *ctx)
+{
+ return GL_TRUE;
+}
+
+static INLINE void
+_mesa_init_transform_feedback(GLcontext *ctx)
+{
+}
+
+static INLINE void
+_mesa_free_transform_feedback(GLcontext *ctx)
+{
+}
+
+static INLINE void
+_mesa_init_transform_feedback_functions(struct dd_function_table *driver)
+{
+}
+
+static INLINE void
+_mesa_init_transform_feedback_dispatch(struct _glapi_table *disp)
+{
+}
+
+#endif /* FEATURE_EXT_transform_feedback */
#endif /* TRANSFORM_FEEDBACK_H */
diff --git a/src/mesa/state_tracker/st_cb_xformfb.c b/src/mesa/state_tracker/st_cb_xformfb.c
index fb48b57eb53..749e88e8dbc 100644
--- a/src/mesa/state_tracker/st_cb_xformfb.c
+++ b/src/mesa/state_tracker/st_cb_xformfb.c
@@ -40,6 +40,8 @@
#include "st_cb_xformfb.h"
+#if FEATURE_EXT_transform_feedback
+
#if 0
static struct gl_transform_feedback_object *
st_new_transform_feedback(GLcontext *ctx, GLuint name)
@@ -127,3 +129,5 @@ st_init_xformfb_functions(struct dd_function_table *functions)
functions->ResumeTransformFeedback = st_resume_transform_feedback;
functions->DrawTransformFeedback = st_draw_transform_feedback;
}
+
+#endif /* FEATURE_EXT_transform_feedback */
diff --git a/src/mesa/state_tracker/st_cb_xformfb.h b/src/mesa/state_tracker/st_cb_xformfb.h
index d6c354e5a56..50efcb9293f 100644
--- a/src/mesa/state_tracker/st_cb_xformfb.h
+++ b/src/mesa/state_tracker/st_cb_xformfb.h
@@ -29,8 +29,18 @@
#define ST_CB_XFORMFB_H
+#if FEATURE_EXT_transform_feedback
+
extern void
st_init_xformfb_functions(struct dd_function_table *functions);
+#else
+
+static INLINE void
+st_init_xformfb_functions(struct dd_function_table *functions)
+{
+}
+
+#endif /* FEATURE_EXT_transform_feedback */
#endif /* ST_CB_XFORMFB_H */
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index 93406141f65..806f8777f2d 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -54,9 +54,7 @@
#include "st_cb_queryobj.h"
#include "st_cb_readpixels.h"
#include "st_cb_texture.h"
-#if FEATURE_EXT_transform_feedback
#include "st_cb_xformfb.h"
-#endif
#include "st_cb_flush.h"
#include "st_cb_strings.h"
#include "st_atom.h"
@@ -338,9 +336,7 @@ void st_init_driver_functions(struct dd_function_table *functions)
st_init_flush_functions(functions);
st_init_string_functions(functions);
-#if FEATURE_EXT_transform_feedback
st_init_xformfb_functions(functions);
-#endif
functions->UpdateState = st_invalidate_state;
}