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path: root/src/mesa/vbo/vbo_exec_draw.c
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Diffstat (limited to 'src/mesa/vbo/vbo_exec_draw.c')
-rw-r--r--src/mesa/vbo/vbo_exec_draw.c95
1 files changed, 56 insertions, 39 deletions
diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c
index 98177a41750..0c258c535e0 100644
--- a/src/mesa/vbo/vbo_exec_draw.c
+++ b/src/mesa/vbo/vbo_exec_draw.c
@@ -35,7 +35,8 @@
#include "vbo_context.h"
-static void vbo_exec_debug_verts( struct vbo_exec_context *exec )
+static void
+vbo_exec_debug_verts( struct vbo_exec_context *exec )
{
GLuint count = exec->vtx.vert_count;
GLuint i;
@@ -64,19 +65,19 @@ static void vbo_exec_debug_verts( struct vbo_exec_context *exec )
* NOTE: Need to have calculated primitives by this point -- do it on the fly.
* NOTE: Old 'parity' issue is gone.
*/
-static GLuint vbo_copy_vertices( struct vbo_exec_context *exec )
+static GLuint
+vbo_copy_vertices( struct vbo_exec_context *exec )
{
GLuint nr = exec->vtx.prim[exec->vtx.prim_count-1].count;
GLuint ovf, i;
GLuint sz = exec->vtx.vertex_size;
GLfloat *dst = exec->vtx.copied.buffer;
- GLfloat *src = (exec->vtx.buffer_map +
- exec->vtx.prim[exec->vtx.prim_count-1].start *
- exec->vtx.vertex_size);
+ const GLfloat *src = (exec->vtx.buffer_map +
+ exec->vtx.prim[exec->vtx.prim_count-1].start *
+ exec->vtx.vertex_size);
- switch( exec->ctx->Driver.CurrentExecPrimitive )
- {
+ switch (exec->ctx->Driver.CurrentExecPrimitive) {
case GL_POINTS:
return 0;
case GL_LINES:
@@ -95,8 +96,9 @@ static GLuint vbo_copy_vertices( struct vbo_exec_context *exec )
_mesa_memcpy( dst+i*sz, src+(nr-ovf+i)*sz, sz * sizeof(GLfloat) );
return i;
case GL_LINE_STRIP:
- if (nr == 0)
+ if (nr == 0) {
return 0;
+ }
else {
_mesa_memcpy( dst, src+(nr-1)*sz, sz * sizeof(GLfloat) );
return 1;
@@ -104,12 +106,14 @@ static GLuint vbo_copy_vertices( struct vbo_exec_context *exec )
case GL_LINE_LOOP:
case GL_TRIANGLE_FAN:
case GL_POLYGON:
- if (nr == 0)
+ if (nr == 0) {
return 0;
+ }
else if (nr == 1) {
_mesa_memcpy( dst, src+0, sz * sizeof(GLfloat) );
return 1;
- } else {
+ }
+ else {
_mesa_memcpy( dst, src+0, sz * sizeof(GLfloat) );
_mesa_memcpy( dst+sz, src+(nr-1)*sz, sz * sizeof(GLfloat) );
return 2;
@@ -122,9 +126,15 @@ static GLuint vbo_copy_vertices( struct vbo_exec_context *exec )
/* fallthrough */
case GL_QUAD_STRIP:
switch (nr) {
- case 0: ovf = 0; break;
- case 1: ovf = 1; break;
- default: ovf = 2 + (nr&1); break;
+ case 0:
+ ovf = 0;
+ break;
+ case 1:
+ ovf = 1;
+ break;
+ default:
+ ovf = 2 + (nr & 1);
+ break;
}
for (i = 0 ; i < ovf ; i++)
_mesa_memcpy( dst+i*sz, src+(nr-ovf+i)*sz, sz * sizeof(GLfloat) );
@@ -141,13 +151,14 @@ static GLuint vbo_copy_vertices( struct vbo_exec_context *exec )
/* TODO: populate these as the vertex is defined:
*/
-static void vbo_exec_bind_arrays( GLcontext *ctx )
+static void
+vbo_exec_bind_arrays( GLcontext *ctx )
{
struct vbo_context *vbo = vbo_context(ctx);
struct vbo_exec_context *exec = &vbo->exec;
struct gl_client_array *arrays = exec->vtx.arrays;
- GLuint count = exec->vtx.vert_count;
- GLubyte *data = (GLubyte *)exec->vtx.buffer_map;
+ const GLuint count = exec->vtx.vert_count;
+ const GLubyte *data = (GLubyte *) exec->vtx.buffer_map;
const GLuint *map;
GLuint attr;
GLbitfield varying_inputs = 0x0;
@@ -203,11 +214,13 @@ static void vbo_exec_bind_arrays( GLcontext *ctx )
/* override the default array set above */
exec->vtx.inputs[attr] = &arrays[attr];
- if (exec->vtx.bufferobj->Name) {
+ if (_mesa_is_bufferobj(exec->vtx.bufferobj)) {
/* a real buffer obj: Ptr is an offset, not a pointer*/
GLsizeiptr offset;
assert(exec->vtx.bufferobj->Pointer); /* buf should be mapped */
- offset = (GLbyte *) data - (GLbyte *) exec->vtx.bufferobj->Pointer;
+ offset = (GLbyte *) data -
+ (GLbyte *) exec->vtx.bufferobj->Pointer +
+ exec->vtx.bufferobj->Offset;
assert(offset >= 0);
arrays[attr].Ptr = (void *) offset;
}
@@ -227,7 +240,7 @@ static void vbo_exec_bind_arrays( GLcontext *ctx )
arrays[attr]._MaxElement = count; /* ??? */
data += exec->vtx.attrsz[src] * sizeof(GLfloat);
- varying_inputs |= 1<<attr;
+ varying_inputs |= 1 << attr;
}
}
@@ -235,18 +248,19 @@ static void vbo_exec_bind_arrays( GLcontext *ctx )
}
-static void vbo_exec_vtx_unmap( struct vbo_exec_context *exec )
+static void
+vbo_exec_vtx_unmap( struct vbo_exec_context *exec )
{
GLenum target = GL_ARRAY_BUFFER_ARB;
- if (exec->vtx.bufferobj->Name) {
+ if (_mesa_is_bufferobj(exec->vtx.bufferobj)) {
GLcontext *ctx = exec->ctx;
- if(ctx->Driver.FlushMappedBufferRange) {
+ if (ctx->Driver.FlushMappedBufferRange) {
GLintptr offset = exec->vtx.buffer_used - exec->vtx.bufferobj->Offset;
GLsizeiptr length = (exec->vtx.buffer_ptr - exec->vtx.buffer_map) * sizeof(float);
- if(length)
+ if (length)
ctx->Driver.FlushMappedBufferRange(ctx, target,
offset, length,
exec->vtx.bufferobj);
@@ -265,7 +279,9 @@ static void vbo_exec_vtx_unmap( struct vbo_exec_context *exec )
}
}
-void vbo_exec_vtx_map( struct vbo_exec_context *exec )
+
+void
+vbo_exec_vtx_map( struct vbo_exec_context *exec )
{
GLcontext *ctx = exec->ctx;
const GLenum target = GL_ARRAY_BUFFER_ARB;
@@ -277,7 +293,7 @@ void vbo_exec_vtx_map( struct vbo_exec_context *exec )
MESA_MAP_NOWAIT_BIT;
const GLenum usage = GL_STREAM_DRAW_ARB;
- if (exec->vtx.bufferobj->Name == 0)
+ if (!_mesa_is_bufferobj(exec->vtx.bufferobj))
return;
if (exec->vtx.buffer_map != NULL) {
@@ -287,8 +303,7 @@ void vbo_exec_vtx_map( struct vbo_exec_context *exec )
}
if (VBO_VERT_BUFFER_SIZE > exec->vtx.buffer_used + 1024 &&
- ctx->Driver.MapBufferRange)
- {
+ ctx->Driver.MapBufferRange) {
exec->vtx.buffer_map =
(GLfloat *)ctx->Driver.MapBufferRange(ctx,
target,
@@ -314,13 +329,15 @@ void vbo_exec_vtx_map( struct vbo_exec_context *exec )
0, VBO_VERT_BUFFER_SIZE,
accessRange,
exec->vtx.bufferobj);
- else
+ if (!exec->vtx.buffer_map)
exec->vtx.buffer_map =
(GLfloat *)ctx->Driver.MapBuffer(ctx, target, access, exec->vtx.bufferobj);
+ assert(exec->vtx.buffer_map);
exec->vtx.buffer_ptr = exec->vtx.buffer_map;
}
- if (0) _mesa_printf("map %d..\n", exec->vtx.buffer_used);
+ if (0)
+ _mesa_printf("map %d..\n", exec->vtx.buffer_used);
}
@@ -328,13 +345,12 @@ void vbo_exec_vtx_map( struct vbo_exec_context *exec )
/**
* Execute the buffer and save copied verts.
*/
-void vbo_exec_vtx_flush( struct vbo_exec_context *exec,
- GLboolean unmap )
+void
+vbo_exec_vtx_flush( struct vbo_exec_context *exec, GLboolean unmap )
{
if (0)
vbo_exec_debug_verts( exec );
-
if (exec->vtx.prim_count &&
exec->vtx.vert_count) {
@@ -351,33 +367,35 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec,
if (ctx->NewState)
_mesa_update_state( ctx );
- if (exec->vtx.bufferobj->Name) {
+ if (_mesa_is_bufferobj(exec->vtx.bufferobj)) {
vbo_exec_vtx_unmap( exec );
}
- if (0) _mesa_printf("%s %d %d\n", __FUNCTION__, exec->vtx.prim_count,
- exec->vtx.vert_count);
+ if (0)
+ _mesa_printf("%s %d %d\n", __FUNCTION__, exec->vtx.prim_count,
+ exec->vtx.vert_count);
vbo_context(ctx)->draw_prims( ctx,
exec->vtx.inputs,
exec->vtx.prim,
exec->vtx.prim_count,
NULL,
+ GL_TRUE,
0,
exec->vtx.vert_count - 1);
/* If using a real VBO, get new storage -- unless asked not to.
*/
- if (exec->vtx.bufferobj->Name && !unmap) {
+ if (_mesa_is_bufferobj(exec->vtx.bufferobj) && !unmap) {
vbo_exec_vtx_map( exec );
- }
+ }
}
}
/* May have to unmap explicitly if we didn't draw:
*/
if (unmap &&
- exec->vtx.bufferobj->Name &&
+ _mesa_is_bufferobj(exec->vtx.bufferobj) &&
exec->vtx.buffer_map) {
vbo_exec_vtx_unmap( exec );
}
@@ -389,7 +407,6 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec,
exec->vtx.max_vert = ((VBO_VERT_BUFFER_SIZE - exec->vtx.buffer_used) /
(exec->vtx.vertex_size * sizeof(GLfloat)));
-
exec->vtx.buffer_ptr = exec->vtx.buffer_map;
exec->vtx.prim_count = 0;
exec->vtx.vert_count = 0;
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-23 14:24:45 +0000