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-rw-r--r--src/gallium/winsys/xlib/xlib_softpipe.c23
-rw-r--r--src/mesa/shader/arbprogram.c33
-rw-r--r--src/mesa/shader/prog_execute.c72
3 files changed, 84 insertions, 44 deletions
diff --git a/src/gallium/winsys/xlib/xlib_softpipe.c b/src/gallium/winsys/xlib/xlib_softpipe.c
index 49dbf443ca..bf78aca686 100644
--- a/src/gallium/winsys/xlib/xlib_softpipe.c
+++ b/src/gallium/winsys/xlib/xlib_softpipe.c
@@ -63,7 +63,7 @@ struct xm_buffer
XImage *tempImage;
#ifdef USE_XSHM
- int shm;
+ boolean shm; /** Is this a shared memory buffer? */
XShmSegmentInfo shminfo;
#endif
};
@@ -152,7 +152,7 @@ alloc_shm_ximage(struct xm_buffer *b, struct xmesa_buffer *xmb,
&b->shminfo,
width, height);
if (b->tempImage == NULL) {
- b->shm = 0;
+ b->shm = FALSE;
return;
}
@@ -169,12 +169,12 @@ alloc_shm_ximage(struct xm_buffer *b, struct xmesa_buffer *xmb,
mesaXErrorFlag = 0;
XDestroyImage(b->tempImage);
b->tempImage = NULL;
- b->shm = 0;
+ b->shm = FALSE;
(void) XSetErrorHandler(old_handler);
return;
}
- b->shm = 1;
+ b->shm = TRUE;
}
#endif /* USE_XSHM */
@@ -222,12 +222,13 @@ xm_buffer_destroy(struct pipe_buffer *buf)
oldBuf->shminfo.shmaddr = (char *) -1;
}
+ if (oldBuf->shm) {
+ oldBuf->data = NULL;
+ }
+
if (oldBuf->tempImage) {
- if (oldBuf->data == oldBuf->tempImage->data) {
- /* oldBuf->data points at the xshm memory which we'll now free */
- oldBuf->data = NULL;
- }
XDestroyImage(oldBuf->tempImage);
+ oldBuf->tempImage = NULL;
}
#endif
@@ -342,10 +343,8 @@ xm_buffer_create(struct pipe_winsys *pws,
buffer->base.usage = usage;
buffer->base.size = size;
- if (buffer->data == NULL) {
- /* align to 16-byte multiple for Cell */
- buffer->data = align_malloc(size, max(alignment, 16));
- }
+ /* align to 16-byte multiple for Cell */
+ buffer->data = align_malloc(size, max(alignment, 16));
return &buffer->base;
}
diff --git a/src/mesa/shader/arbprogram.c b/src/mesa/shader/arbprogram.c
index eb537cd1b9..3cb2610950 100644
--- a/src/mesa/shader/arbprogram.c
+++ b/src/mesa/shader/arbprogram.c
@@ -561,6 +561,8 @@ _mesa_ProgramEnvParameter4fARB(GLenum target, GLuint index,
}
}
+
+
/**
* Set a program env parameter register.
* \note Called from the GL API dispatcher.
@@ -569,10 +571,35 @@ _mesa_ProgramEnvParameter4fARB(GLenum target, GLuint index,
*/
void GLAPIENTRY
_mesa_ProgramEnvParameter4fvARB(GLenum target, GLuint index,
- const GLfloat *params)
+ const GLfloat *params)
{
- _mesa_ProgramEnvParameter4fARB(target, index, params[0], params[1],
- params[2], params[3]);
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ FLUSH_VERTICES(ctx, _NEW_PROGRAM_CONSTANTS);
+
+ if (target == GL_FRAGMENT_PROGRAM_ARB
+ && ctx->Extensions.ARB_fragment_program) {
+ if (index >= ctx->Const.FragmentProgram.MaxEnvParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter4fv(index)");
+ return;
+ }
+ memcpy(ctx->FragmentProgram.Parameters[index], params,
+ 4 * sizeof(GLfloat));
+ }
+ else if (target == GL_VERTEX_PROGRAM_ARB /* == GL_VERTEX_PROGRAM_NV */
+ && (ctx->Extensions.ARB_vertex_program || ctx->Extensions.NV_vertex_program)) {
+ if (index >= ctx->Const.VertexProgram.MaxEnvParams) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter4fv(index)");
+ return;
+ }
+ memcpy(ctx->VertexProgram.Parameters[index], params,
+ 4 * sizeof(GLfloat));
+ }
+ else {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glProgramEnvParameter4fv(target)");
+ return;
+ }
}
diff --git a/src/mesa/shader/prog_execute.c b/src/mesa/shader/prog_execute.c
index 7ea792f619..c212790dcd 100644
--- a/src/mesa/shader/prog_execute.c
+++ b/src/mesa/shader/prog_execute.c
@@ -351,6 +351,28 @@ fetch_vector1(const struct prog_src_register *source,
}
+static GLuint
+fetch_vector1ui(const struct prog_src_register *source,
+ const struct gl_program_machine *machine)
+{
+ const GLuint *src = (GLuint *) get_src_register_pointer(source, machine);
+ GLuint result;
+
+ ASSERT(src);
+
+ result = src[GET_SWZ(source->Swizzle, 0)];
+
+ if (source->Abs) {
+ result = FABSF(result);
+ }
+ if (source->Negate) {
+ result = -result;
+ }
+
+ return result;
+}
+
+
/**
* Fetch texel from texture. Use partial derivatives when possible.
*/
@@ -1667,13 +1689,11 @@ _mesa_execute_program(GLcontext * ctx,
break;
case OPCODE_UP2H: /* unpack two 16-bit floats */
{
- GLfloat a[4], result[4];
- fi_type fi;
- GLhalfNV hx, hy;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- hx = fi.i & 0xffff;
- hy = fi.i >> 16;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
+ GLushort hx, hy;
+ hx = raw & 0xffff;
+ hy = raw >> 16;
result[0] = result[2] = _mesa_half_to_float(hx);
result[1] = result[3] = _mesa_half_to_float(hy);
store_vector4(inst, machine, result);
@@ -1681,13 +1701,11 @@ _mesa_execute_program(GLcontext * ctx,
break;
case OPCODE_UP2US: /* unpack two GLushorts */
{
- GLfloat a[4], result[4];
- fi_type fi;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
GLushort usx, usy;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- usx = fi.i & 0xffff;
- usy = fi.i >> 16;
+ usx = raw & 0xffff;
+ usy = raw >> 16;
result[0] = result[2] = usx * (1.0f / 65535.0f);
result[1] = result[3] = usy * (1.0f / 65535.0f);
store_vector4(inst, machine, result);
@@ -1695,27 +1713,23 @@ _mesa_execute_program(GLcontext * ctx,
break;
case OPCODE_UP4B: /* unpack four GLbytes */
{
- GLfloat a[4], result[4];
- fi_type fi;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- result[0] = (((fi.i >> 0) & 0xff) - 128) / 127.0F;
- result[1] = (((fi.i >> 8) & 0xff) - 128) / 127.0F;
- result[2] = (((fi.i >> 16) & 0xff) - 128) / 127.0F;
- result[3] = (((fi.i >> 24) & 0xff) - 128) / 127.0F;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
+ result[0] = (((raw >> 0) & 0xff) - 128) / 127.0F;
+ result[1] = (((raw >> 8) & 0xff) - 128) / 127.0F;
+ result[2] = (((raw >> 16) & 0xff) - 128) / 127.0F;
+ result[3] = (((raw >> 24) & 0xff) - 128) / 127.0F;
store_vector4(inst, machine, result);
}
break;
case OPCODE_UP4UB: /* unpack four GLubytes */
{
- GLfloat a[4], result[4];
- fi_type fi;
- fetch_vector1(&inst->SrcReg[0], machine, a);
- fi.f = a[0];
- result[0] = ((fi.i >> 0) & 0xff) / 255.0F;
- result[1] = ((fi.i >> 8) & 0xff) / 255.0F;
- result[2] = ((fi.i >> 16) & 0xff) / 255.0F;
- result[3] = ((fi.i >> 24) & 0xff) / 255.0F;
+ const GLuint raw = fetch_vector1ui(&inst->SrcReg[0], machine);
+ GLfloat result[4];
+ result[0] = ((raw >> 0) & 0xff) / 255.0F;
+ result[1] = ((raw >> 8) & 0xff) / 255.0F;
+ result[2] = ((raw >> 16) & 0xff) / 255.0F;
+ result[3] = ((raw >> 24) & 0xff) / 255.0F;
store_vector4(inst, machine, result);
}
break;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 21:06:41 +0000