summaryrefslogtreecommitdiffstats
path: root/src/mesa/main
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/main')
-rw-r--r--src/mesa/main/api_validate.c19
-rw-r--r--src/mesa/main/context.c11
-rw-r--r--src/mesa/main/framebuffer.c4
-rw-r--r--src/mesa/main/image.c30
-rw-r--r--src/mesa/main/image.h6
-rw-r--r--src/mesa/main/teximage.c32
-rw-r--r--src/mesa/main/texstore.c8
7 files changed, 78 insertions, 32 deletions
diff --git a/src/mesa/main/api_validate.c b/src/mesa/main/api_validate.c
index 3d20ba7d144..841c6a53026 100644
--- a/src/mesa/main/api_validate.c
+++ b/src/mesa/main/api_validate.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.1
+ * Version: 7.0.1
*
- * Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 Brian Paul 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"),
@@ -100,6 +100,11 @@ _mesa_validate_DrawElements(GLcontext *ctx,
(const GLubyte *) indices);
}
}
+ else {
+ /* not using a VBO */
+ if (!indices)
+ return GL_FALSE;
+ }
if (ctx->Const.CheckArrayBounds) {
/* find max array index */
@@ -170,6 +175,16 @@ _mesa_validate_DrawRangeElements(GLcontext *ctx, GLenum mode,
&& !(ctx->VertexProgram._Enabled && ctx->Array.ArrayObj->VertexAttrib[0].Enabled))
return GL_FALSE;
+ /* Vertex buffer object tests */
+ if (ctx->Array.ElementArrayBufferObj->Name) {
+ /* XXX re-use code from above? */
+ }
+ else {
+ /* not using VBO */
+ if (!indices)
+ return GL_FALSE;
+ }
+
if (ctx->Const.CheckArrayBounds) {
/* Find max array index.
* We don't trust the user's start and end values.
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 21adcf32106..2ad1badac70 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -1495,9 +1495,20 @@ _mesa_make_current( GLcontext *newCtx, GLframebuffer *drawBuffer,
*/
if (!newCtx->DrawBuffer || newCtx->DrawBuffer->Name == 0) {
_mesa_reference_framebuffer(&newCtx->DrawBuffer, drawBuffer);
+ /* fix up the fb fields - these will end up wrong otherwise
+ if the DRIdrawable changes, and someone may rely on them.
+ */
+ /* What a mess!?! */
+ int i;
+ GLenum buffers[MAX_DRAW_BUFFERS];
+ for(i = 0; i < newCtx->Const.MaxDrawBuffers; i++) {
+ buffers[i] = newCtx->Color.DrawBuffer[i];
+ }
+ _mesa_drawbuffers(newCtx, newCtx->Const.MaxDrawBuffers, buffers, NULL);
}
if (!newCtx->ReadBuffer || newCtx->ReadBuffer->Name == 0) {
_mesa_reference_framebuffer(&newCtx->ReadBuffer, readBuffer);
+ _mesa_ReadBuffer(newCtx->Pixel.ReadBuffer);
}
newCtx->NewState |= _NEW_BUFFERS;
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 1fd31a53211..dc10d9ffbc8 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -65,7 +65,9 @@ compute_depth_max(struct gl_framebuffer *fb)
fb->_DepthMax = 0xffffffff;
}
fb->_DepthMaxF = (GLfloat) fb->_DepthMax;
- fb->_MRD = 1.0; /* Minimum resolvable depth value, for polygon offset */
+
+ /* Minimum resolvable depth value, for polygon offset */
+ fb->_MRD = 1.0 / fb->_DepthMaxF;
}
diff --git a/src/mesa/main/image.c b/src/mesa/main/image.c
index e874719e645..ba46cdc1b17 100644
--- a/src/mesa/main/image.c
+++ b/src/mesa/main/image.c
@@ -3882,9 +3882,19 @@ _mesa_pack_stencil_span( const GLcontext *ctx, GLuint n,
} \
} while (0)
+
+/**
+ * Unpack a row of depth/z values from memory, returning GLushort, GLuint
+ * or GLfloat values.
+ * The glPixelTransfer (scale/bias) params will be applied.
+ *
+ * \param dstType one of GL_UNSIGNED_SHORT, GL_UNSIGNED_INT, GL_FLOAT
+ * \param depthMax max value for returned GLushort or GLuint values
+ * (ignored for GLfloat).
+ */
void
_mesa_unpack_depth_span( const GLcontext *ctx, GLuint n,
- GLenum dstType, GLvoid *dest, GLfloat depthScale,
+ GLenum dstType, GLvoid *dest, GLuint depthMax,
GLenum srcType, const GLvoid *source,
const struct gl_pixelstore_attrib *srcPacking )
{
@@ -3907,7 +3917,9 @@ _mesa_unpack_depth_span( const GLcontext *ctx, GLuint n,
}
return;
}
- if (srcType == GL_UNSIGNED_SHORT && dstType == GL_UNSIGNED_INT) {
+ if (srcType == GL_UNSIGNED_SHORT
+ && dstType == GL_UNSIGNED_INT
+ && depthMax == 0xffffffff) {
const GLushort *src = (const GLushort *) source;
GLuint *dst = (GLuint *) dest;
GLuint i;
@@ -3955,7 +3967,7 @@ _mesa_unpack_depth_span( const GLcontext *ctx, GLuint n,
break;
case GL_UNSIGNED_INT_24_8_EXT: /* GL_EXT_packed_depth_stencil */
if (dstType == GL_UNSIGNED_INT &&
- depthScale == (GLfloat) 0xffffff &&
+ depthMax == 0xffffff &&
ctx->Pixel.DepthScale == 1.0 &&
ctx->Pixel.DepthBias == 0.0) {
const GLuint *src = (const GLuint *) source;
@@ -4033,16 +4045,16 @@ _mesa_unpack_depth_span( const GLcontext *ctx, GLuint n,
if (dstType == GL_UNSIGNED_INT) {
GLuint *zValues = (GLuint *) dest;
GLuint i;
- if (depthScale <= (GLfloat) 0xffffff) {
+ if (depthMax <= 0xffffff) {
/* no overflow worries */
for (i = 0; i < n; i++) {
- zValues[i] = (GLuint) (depthValues[i] * depthScale);
+ zValues[i] = (GLuint) (depthValues[i] * (GLfloat) depthMax);
}
}
else {
/* need to use double precision to prevent overflow problems */
for (i = 0; i < n; i++) {
- GLdouble z = depthValues[i] * depthScale;
+ GLdouble z = depthValues[i] * (GLfloat) depthMax;
if (z >= (GLdouble) 0xffffffff)
zValues[i] = 0xffffffff;
else
@@ -4053,14 +4065,14 @@ _mesa_unpack_depth_span( const GLcontext *ctx, GLuint n,
else if (dstType == GL_UNSIGNED_SHORT) {
GLushort *zValues = (GLushort *) dest;
GLuint i;
- ASSERT(depthScale <= 65535.0);
+ ASSERT(depthMax <= 0xffff);
for (i = 0; i < n; i++) {
- zValues[i] = (GLushort) (depthValues[i] * depthScale);
+ zValues[i] = (GLushort) (depthValues[i] * (GLfloat) depthMax);
}
}
else {
ASSERT(dstType == GL_FLOAT);
- ASSERT(depthScale == 1.0F);
+ /*ASSERT(depthMax == 1.0F);*/
}
}
diff --git a/src/mesa/main/image.h b/src/mesa/main/image.h
index 990398a7c45..2a16989fa7e 100644
--- a/src/mesa/main/image.h
+++ b/src/mesa/main/image.h
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 Brian Paul 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"),
@@ -181,7 +181,7 @@ _mesa_pack_stencil_span( const GLcontext *ctx, GLuint n,
extern void
_mesa_unpack_depth_span( const GLcontext *ctx, GLuint n,
- GLenum dstType, GLvoid *dest, GLfloat depthScale,
+ GLenum dstType, GLvoid *dest, GLuint depthMax,
GLenum srcType, const GLvoid *source,
const struct gl_pixelstore_attrib *srcPacking );
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index f902365b9bd..3420d8e2baf 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -1264,6 +1264,10 @@ _mesa_init_teximage_fields(GLcontext *ctx, GLenum target,
* A hardware driver might override this function if, for example, the
* max 3D texture size is 512x512x64 (i.e. not a cube).
*
+ * Note that width, height, depth == 0 is not an error. However, a
+ * texture with zero width/height/depth will be considered "incomplete"
+ * and texturing will effectively be disabled.
+ *
* \param target one of GL_PROXY_TEXTURE_1D, GL_PROXY_TEXTURE_2D,
* GL_PROXY_TEXTURE_3D, GL_PROXY_TEXTURE_RECTANGLE_NV,
* GL_PROXY_TEXTURE_CUBE_MAP_ARB.
@@ -1293,7 +1297,7 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
if (width < 2 * border || width > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(width - 2 * border) != 1) ||
+ width >0 && _mesa_bitcount(width - 2 * border) != 1) ||
level >= ctx->Const.MaxTextureLevels) {
/* bad width or level */
return GL_FALSE;
@@ -1303,10 +1307,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
if (width < 2 * border || width > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(width - 2 * border) != 1) ||
+ width > 0 && _mesa_bitcount(width - 2 * border) != 1) ||
height < 2 * border || height > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(height - 2 * border) != 1) ||
+ height > 0 && _mesa_bitcount(height - 2 * border) != 1) ||
level >= ctx->Const.MaxTextureLevels) {
/* bad width or height or level */
return GL_FALSE;
@@ -1316,21 +1320,21 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
if (width < 2 * border || width > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(width - 2 * border) != 1) ||
+ width > 0 && _mesa_bitcount(width - 2 * border) != 1) ||
height < 2 * border || height > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(height - 2 * border) != 1) ||
+ height > 0 && _mesa_bitcount(height - 2 * border) != 1) ||
depth < 2 * border || depth > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(depth - 2 * border) != 1) ||
+ depth > 0 && _mesa_bitcount(depth - 2 * border) != 1) ||
level >= ctx->Const.Max3DTextureLevels) {
/* bad width or height or depth or level */
return GL_FALSE;
}
return GL_TRUE;
case GL_PROXY_TEXTURE_RECTANGLE_NV:
- if (width < 1 || width > ctx->Const.MaxTextureRectSize ||
- height < 1 || height > ctx->Const.MaxTextureRectSize ||
+ if (width < 0 || width > ctx->Const.MaxTextureRectSize ||
+ height < 0 || height > ctx->Const.MaxTextureRectSize ||
level != 0) {
/* bad width or height or level */
return GL_FALSE;
@@ -1340,10 +1344,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
maxSize = 1 << (ctx->Const.MaxCubeTextureLevels - 1);
if (width < 2 * border || width > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(width - 2 * border) != 1) ||
+ width > 0 && _mesa_bitcount(width - 2 * border) != 1) ||
height < 2 * border || height > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(height - 2 * border) != 1) ||
+ height > 0 && _mesa_bitcount(height - 2 * border) != 1) ||
level >= ctx->Const.MaxCubeTextureLevels) {
/* bad width or height */
return GL_FALSE;
@@ -1353,7 +1357,7 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
if (width < 2 * border || width > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(width - 2 * border) != 1) ||
+ width > 0 && _mesa_bitcount(width - 2 * border) != 1) ||
level >= ctx->Const.MaxTextureLevels) {
/* bad width or level */
return GL_FALSE;
@@ -1367,10 +1371,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level,
maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
if (width < 2 * border || width > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(width - 2 * border) != 1) ||
+ width > 0 && _mesa_bitcount(width - 2 * border) != 1) ||
height < 2 * border || height > 2 + maxSize ||
(!ctx->Extensions.ARB_texture_non_power_of_two &&
- _mesa_bitcount(height - 2 * border) != 1) ||
+ height > 0 && _mesa_bitcount(height - 2 * border) != 1) ||
level >= ctx->Const.MaxTextureLevels) {
/* bad width or height or level */
return GL_FALSE;
@@ -1472,7 +1476,7 @@ texture_error_check( GLcontext *ctx, GLenum target,
if (target == GL_PROXY_TEXTURE_1D || target == GL_TEXTURE_1D) {
proxy_target = GL_PROXY_TEXTURE_1D;
height = 1;
- width = 1;
+ depth = 1;
}
else {
_mesa_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" );
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 9b8a06df145..3b5151ed171 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -1077,7 +1077,7 @@ _mesa_texstore_rgba(TEXSTORE_PARAMS)
GLboolean
_mesa_texstore_z32(TEXSTORE_PARAMS)
{
- const GLfloat depthScale = (GLfloat) 0xffffffff;
+ const GLuint depthScale = 0xffffffff;
(void) dims;
ASSERT(dstFormat == &_mesa_texformat_z32);
ASSERT(dstFormat->TexelBytes == sizeof(GLuint));
@@ -1124,7 +1124,7 @@ _mesa_texstore_z32(TEXSTORE_PARAMS)
GLboolean
_mesa_texstore_z16(TEXSTORE_PARAMS)
{
- const GLfloat depthScale = 65535.0f;
+ const GLuint depthScale = 0xffff;
(void) dims;
ASSERT(dstFormat == &_mesa_texformat_z16);
ASSERT(dstFormat->TexelBytes == sizeof(GLushort));
@@ -2319,6 +2319,8 @@ _mesa_texstore_ycbcr(TEXSTORE_PARAMS)
GLboolean
_mesa_texstore_z24_s8(TEXSTORE_PARAMS)
{
+ const GLuint depthScale = 0xffffff;
+
ASSERT(dstFormat == &_mesa_texformat_z24_s8);
ASSERT(srcFormat == GL_DEPTH_STENCIL_EXT);
ASSERT(srcType == GL_UNSIGNED_INT_24_8_EXT);
@@ -2357,7 +2359,7 @@ _mesa_texstore_z24_s8(TEXSTORE_PARAMS)
_mesa_unpack_depth_span(ctx, srcWidth,
GL_UNSIGNED_INT, /* dst type */
dstRow, /* dst addr */
- (GLfloat) 0xffffff, /* depthScale */
+ depthScale,
srcType, src, srcPacking);
/* get the 8-bit stencil values */
_mesa_unpack_stencil_span(ctx, srcWidth,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 15:07:20 +0000