summaryrefslogtreecommitdiff
path: root/src/mesa/state_tracker
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r--src/mesa/state_tracker/st_atom_sampler.c2
-rw-r--r--src/mesa/state_tracker/st_cb_bufferobjects.c49
-rw-r--r--src/mesa/state_tracker/st_cb_condrender.c95
-rw-r--r--src/mesa/state_tracker/st_cb_condrender.h35
-rw-r--r--src/mesa/state_tracker/st_cb_queryobj.c17
-rw-r--r--src/mesa/state_tracker/st_cb_queryobj.h21
-rw-r--r--src/mesa/state_tracker/st_cb_texture.c2
-rw-r--r--src/mesa/state_tracker/st_context.c2
-rw-r--r--src/mesa/state_tracker/st_extensions.c4
9 files changed, 204 insertions, 23 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index d6e3a3e561..e1d6fa9eca 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -208,7 +208,7 @@ update_samplers(struct st_context *st)
assert(sampler->min_lod <= sampler->max_lod);
}
- xlate_border_color(texobj->BorderColor,
+ xlate_border_color(texobj->BorderColor.f,
teximg ? teximg->_BaseFormat : GL_RGBA,
sampler->border_color);
diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c
index 494a3a99c8..0102d8a6f7 100644
--- a/src/mesa/state_tracker/st_cb_bufferobjects.c
+++ b/src/mesa/state_tracker/st_cb_bufferobjects.c
@@ -103,6 +103,17 @@ st_bufferobj_subdata(GLcontext *ctx,
ASSERT(size >= 0);
ASSERT(offset + size <= obj->Size);
+ if (!size)
+ return;
+
+ /*
+ * According to ARB_vertex_buffer_object specification, if data is null,
+ * then the contents of the buffer object's data store is undefined. We just
+ * ignore, and leave it unchanged.
+ */
+ if (!data)
+ return;
+
st_cond_flush_pipe_buffer_write(st_context(ctx), st_obj->buffer,
offset, size, data);
}
@@ -125,6 +136,9 @@ st_bufferobj_get_subdata(GLcontext *ctx,
ASSERT(size >= 0);
ASSERT(offset + size <= obj->Size);
+ if (!size)
+ return;
+
st_cond_flush_pipe_buffer_read(st_context(ctx), st_obj->buffer,
offset, size, data);
}
@@ -223,6 +237,13 @@ st_bufferobj_map(GLcontext *ctx, GLenum target, GLenum access,
/**
+ * Dummy data whose's pointer is used for zero length ranges.
+ */
+static long
+st_bufferobj_zero_length_range = 0;
+
+
+/**
* Called via glMapBufferRange().
*/
static void *
@@ -257,14 +278,26 @@ st_bufferobj_map_range(GLcontext *ctx, GLenum target,
assert(offset < obj->Size);
assert(offset + length <= obj->Size);
- obj->Pointer = pipe_buffer_map_range(pipe->screen, st_obj->buffer, offset, length, flags);
+ /*
+ * We go out of way here to hide the degenerate yet valid case of zero
+ * length range from the pipe driver.
+ */
+ if (!length) {
+ obj->Pointer = &st_bufferobj_zero_length_range;
+ }
+ else {
+ obj->Pointer = pipe_buffer_map_range(pipe->screen, st_obj->buffer, offset, length, flags);
+ if (obj->Pointer) {
+ obj->Pointer = (ubyte *) obj->Pointer + offset;
+ }
+ }
+
if (obj->Pointer) {
- obj->Pointer = (ubyte *) obj->Pointer + offset;
obj->Offset = offset;
obj->Length = length;
obj->AccessFlags = access;
}
-
+
return obj->Pointer;
}
@@ -282,6 +315,9 @@ st_bufferobj_flush_mapped_range(GLcontext *ctx, GLenum target,
assert(length >= 0);
assert(offset + length <= obj->Length);
+ if (!length)
+ return;
+
pipe_buffer_flush_mapped_range(pipe->screen, st_obj->buffer,
obj->Offset + offset, length);
}
@@ -296,7 +332,9 @@ st_bufferobj_unmap(GLcontext *ctx, GLenum target, struct gl_buffer_object *obj)
struct pipe_context *pipe = st_context(ctx)->pipe;
struct st_buffer_object *st_obj = st_buffer_object(obj);
- pipe_buffer_unmap(pipe->screen, st_obj->buffer);
+ if(obj->Length)
+ pipe_buffer_unmap(pipe->screen, st_obj->buffer);
+
obj->Pointer = NULL;
obj->Offset = 0;
obj->Length = 0;
@@ -319,6 +357,9 @@ st_copy_buffer_subdata(GLcontext *ctx,
struct st_buffer_object *dstObj = st_buffer_object(dst);
ubyte *srcPtr, *dstPtr;
+ if(!size)
+ return;
+
/* buffer should not already be mapped */
assert(!src->Pointer);
assert(!dst->Pointer);
diff --git a/src/mesa/state_tracker/st_cb_condrender.c b/src/mesa/state_tracker/st_cb_condrender.c
new file mode 100644
index 0000000000..780b40c206
--- /dev/null
+++ b/src/mesa/state_tracker/st_cb_condrender.c
@@ -0,0 +1,95 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/**
+ * glBegin/EndCondtionalRender functions
+ *
+ * \author Brian Paul
+ */
+
+
+#include "main/imports.h"
+#include "main/context.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "st_context.h"
+#include "st_cb_queryobj.h"
+#include "st_cb_condrender.h"
+
+
+/**
+ * Called via ctx->Driver.BeginConditionalRender()
+ */
+static void
+st_BeginConditionalRender(GLcontext *ctx, struct gl_query_object *q,
+ GLenum mode)
+{
+ struct st_query_object *stq = st_query_object(q);
+ struct pipe_context *pipe = ctx->st->pipe;
+ uint m;
+
+ switch (mode) {
+ case GL_QUERY_WAIT:
+ m = PIPE_RENDER_COND_WAIT;
+ break;
+ case GL_QUERY_NO_WAIT:
+ m = PIPE_RENDER_COND_NO_WAIT;
+ break;
+ case GL_QUERY_BY_REGION_WAIT:
+ m = PIPE_RENDER_COND_BY_REGION_WAIT;
+ break;
+ case GL_QUERY_BY_REGION_NO_WAIT:
+ m = PIPE_RENDER_COND_BY_REGION_NO_WAIT;
+ break;
+ default:
+ assert(0 && "bad mode in st_BeginConditionalRender");
+ }
+
+ pipe->render_condition(pipe, stq->pq, m);
+}
+
+
+/**
+ * Called via ctx->Driver.BeginConditionalRender()
+ */
+static void
+st_EndConditionalRender(GLcontext *ctx, struct gl_query_object *q)
+{
+ struct pipe_context *pipe = ctx->st->pipe;
+ (void) q;
+ pipe->render_condition(pipe, NULL, 0);
+}
+
+
+
+void st_init_cond_render_functions(struct dd_function_table *functions)
+{
+ functions->BeginConditionalRender = st_BeginConditionalRender;
+ functions->EndConditionalRender = st_EndConditionalRender;
+}
diff --git a/src/mesa/state_tracker/st_cb_condrender.h b/src/mesa/state_tracker/st_cb_condrender.h
new file mode 100644
index 0000000000..891f1cbcd8
--- /dev/null
+++ b/src/mesa/state_tracker/st_cb_condrender.h
@@ -0,0 +1,35 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef ST_CB_CONDRENDER_H
+#define ST_CB_CONDRENDER_H
+
+
+extern void st_init_cond_render_functions(struct dd_function_table *functions);
+
+
+#endif
diff --git a/src/mesa/state_tracker/st_cb_queryobj.c b/src/mesa/state_tracker/st_cb_queryobj.c
index dcf4c38eb6..10629e9225 100644
--- a/src/mesa/state_tracker/st_cb_queryobj.c
+++ b/src/mesa/state_tracker/st_cb_queryobj.c
@@ -44,23 +44,6 @@
#include "st_public.h"
-struct st_query_object
-{
- struct gl_query_object base;
- struct pipe_query *pq;
-};
-
-
-/**
- * Cast wrapper
- */
-static struct st_query_object *
-st_query_object(struct gl_query_object *q)
-{
- return (struct st_query_object *) q;
-}
-
-
static struct gl_query_object *
st_NewQueryObject(GLcontext *ctx, GLuint id)
{
diff --git a/src/mesa/state_tracker/st_cb_queryobj.h b/src/mesa/state_tracker/st_cb_queryobj.h
index 9220a212b6..fa256b7182 100644
--- a/src/mesa/state_tracker/st_cb_queryobj.h
+++ b/src/mesa/state_tracker/st_cb_queryobj.h
@@ -29,6 +29,27 @@
#define ST_CB_QUERYOBJ_H
+/**
+ * Subclass of gl_query_object
+ */
+struct st_query_object
+{
+ struct gl_query_object base;
+ struct pipe_query *pq;
+};
+
+
+/**
+ * Cast wrapper
+ */
+static INLINE struct st_query_object *
+st_query_object(struct gl_query_object *q)
+{
+ return (struct st_query_object *) q;
+}
+
+
+
extern void
st_init_query_functions(struct dd_function_table *functions);
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 6e1ecb1c50..0cec23f2b3 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -1090,7 +1090,7 @@ st_TexSubimage(GLcontext *ctx, GLint dims, GLenum target, GLint level,
done:
_mesa_unmap_teximage_pbo(ctx, packing);
- if (stImage->pt) {
+ if (stImage->pt && texImage->Data) {
st_texture_image_unmap(ctx->st, stImage);
texImage->Data = NULL;
}
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index d18a25ab51..e4f18c842c 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -43,6 +43,7 @@
#include "st_cb_blit.h"
#include "st_cb_bufferobjects.h"
#include "st_cb_clear.h"
+#include "st_cb_condrender.h"
#if FEATURE_drawpix
#include "st_cb_drawpixels.h"
#include "st_cb_rasterpos.h"
@@ -337,6 +338,7 @@ void st_init_driver_functions(struct dd_function_table *functions)
#if FEATURE_queryobj
st_init_query_functions(functions);
#endif
+ st_init_cond_render_functions(functions);
st_init_readpixels_functions(functions);
st_init_texture_functions(functions);
st_init_flush_functions(functions);
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index ef3cbc53ee..35e08749df 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -306,4 +306,8 @@ void st_init_extensions(struct st_context *st)
/* we support always support GL_EXT_framebuffer_blit */
ctx->Extensions.ARB_framebuffer_object = GL_TRUE;
}
+
+ if (st->pipe->render_condition) {
+ ctx->Extensions.NV_conditional_render = GL_TRUE;
+ }
}
generated by cgit v1.2.3 (git 2.51.0) at 2025-11-02 11:40:54 +0000