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Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_tex.c')
-rw-r--r--src/mesa/drivers/dri/r300/r300_tex.c1055
1 files changed, 1055 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c
new file mode 100644
index 00000000000..bdbdc0b8902
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/r300_tex.c
@@ -0,0 +1,1055 @@
+/* $XFree86: xc/lib/GL/mesa/src/drv/r300/r300_tex.c,v 1.2 2002/11/05 17:46:08 tsi Exp $ */
+/*
+Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
+
+The Weather Channel (TM) funded Tungsten Graphics to develop the
+initial release of the Radeon 8500 driver under the XFree86 license.
+This notice must be preserved.
+
+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, sublicense, 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 NONINFRINGEMENT.
+IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
+*/
+
+/*
+ * Authors:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#include "glheader.h"
+#include "imports.h"
+#include "colormac.h"
+#include "context.h"
+#include "enums.h"
+#include "image.h"
+#include "simple_list.h"
+#include "texformat.h"
+#include "texstore.h"
+#include "texmem.h"
+#include "teximage.h"
+#include "texobj.h"
+
+#include "r300_context.h"
+#include "r300_state.h"
+#include "r300_ioctl.h"
+//#include "r300_swtcl.h"
+#include "r300_tex.h"
+
+#include "xmlpool.h"
+
+/**
+ * Set the texture wrap modes.
+ *
+ * \param t Texture object whose wrap modes are to be set
+ * \param swrap Wrap mode for the \a s texture coordinate
+ * \param twrap Wrap mode for the \a t texture coordinate
+ */
+
+static void r300SetTexWrap(r300TexObjPtr t, GLenum swrap, GLenum twrap,
+ GLenum rwrap)
+{
+ GLboolean is_clamp = GL_FALSE;
+ GLboolean is_clamp_to_border = GL_FALSE;
+
+ t->filter &=
+ ~(R200_CLAMP_S_MASK | R200_CLAMP_T_MASK | R200_BORDER_MODE_D3D);
+
+ switch (swrap) {
+ case GL_REPEAT:
+ t->filter |= R200_CLAMP_S_WRAP;
+ break;
+ case GL_CLAMP:
+ t->filter |= R200_CLAMP_S_CLAMP_GL;
+ is_clamp = GL_TRUE;
+ break;
+ case GL_CLAMP_TO_EDGE:
+ t->filter |= R200_CLAMP_S_CLAMP_LAST;
+ break;
+ case GL_CLAMP_TO_BORDER:
+ t->filter |= R200_CLAMP_S_CLAMP_GL;
+ is_clamp_to_border = GL_TRUE;
+ break;
+ case GL_MIRRORED_REPEAT:
+ t->filter |= R200_CLAMP_S_MIRROR;
+ break;
+ case GL_MIRROR_CLAMP_EXT:
+ t->filter |= R200_CLAMP_S_MIRROR_CLAMP_GL;
+ is_clamp = GL_TRUE;
+ break;
+ case GL_MIRROR_CLAMP_TO_EDGE_EXT:
+ t->filter |= R200_CLAMP_S_MIRROR_CLAMP_LAST;
+ break;
+ case GL_MIRROR_CLAMP_TO_BORDER_EXT:
+ t->filter |= R200_CLAMP_S_MIRROR_CLAMP_GL;
+ is_clamp_to_border = GL_TRUE;
+ break;
+ default:
+ _mesa_problem(NULL, "bad S wrap mode in %s", __FUNCTION__);
+ }
+
+ switch (twrap) {
+ case GL_REPEAT:
+ t->filter |= R200_CLAMP_T_WRAP;
+ break;
+ case GL_CLAMP:
+ t->filter |= R200_CLAMP_T_CLAMP_GL;
+ is_clamp = GL_TRUE;
+ break;
+ case GL_CLAMP_TO_EDGE:
+ t->filter |= R200_CLAMP_T_CLAMP_LAST;
+ break;
+ case GL_CLAMP_TO_BORDER:
+ t->filter |= R200_CLAMP_T_CLAMP_GL | R200_BORDER_MODE_D3D;
+ is_clamp_to_border = GL_TRUE;
+ break;
+ case GL_MIRRORED_REPEAT:
+ t->filter |= R200_CLAMP_T_MIRROR;
+ break;
+ case GL_MIRROR_CLAMP_EXT:
+ t->filter |= R200_CLAMP_T_MIRROR_CLAMP_GL;
+ is_clamp = GL_TRUE;
+ break;
+ case GL_MIRROR_CLAMP_TO_EDGE_EXT:
+ t->filter |= R200_CLAMP_T_MIRROR_CLAMP_LAST;
+ break;
+ case GL_MIRROR_CLAMP_TO_BORDER_EXT:
+ t->filter |= R200_CLAMP_T_MIRROR_CLAMP_GL;
+ is_clamp_to_border = GL_TRUE;
+ break;
+ default:
+ _mesa_problem(NULL, "bad T wrap mode in %s", __FUNCTION__);
+ }
+
+ #if 0 /* Which field is this ? */
+ t->pp_txformat_x &= ~R200_CLAMP_Q_MASK;
+
+ switch (rwrap) {
+ case GL_REPEAT:
+ t->pp_txformat_x |= R200_CLAMP_Q_WRAP;
+ break;
+ case GL_CLAMP:
+ t->pp_txformat_x |= R200_CLAMP_Q_CLAMP_GL;
+ is_clamp = GL_TRUE;
+ break;
+ case GL_CLAMP_TO_EDGE:
+ t->pp_txformat_x |= R200_CLAMP_Q_CLAMP_LAST;
+ break;
+ case GL_CLAMP_TO_BORDER:
+ t->pp_txformat_x |= R200_CLAMP_Q_CLAMP_GL;
+ is_clamp_to_border = GL_TRUE;
+ break;
+ case GL_MIRRORED_REPEAT:
+ t->pp_txformat_x |= R200_CLAMP_Q_MIRROR;
+ break;
+ case GL_MIRROR_CLAMP_EXT:
+ t->pp_txformat_x |= R200_CLAMP_Q_MIRROR_CLAMP_GL;
+ is_clamp = GL_TRUE;
+ break;
+ case GL_MIRROR_CLAMP_TO_EDGE_EXT:
+ t->pp_txformat_x |= R200_CLAMP_Q_MIRROR_CLAMP_LAST;
+ break;
+ case GL_MIRROR_CLAMP_TO_BORDER_EXT:
+ t->pp_txformat_x |= R200_CLAMP_Q_MIRROR_CLAMP_GL;
+ is_clamp_to_border = GL_TRUE;
+ break;
+ default:
+ _mesa_problem(NULL, "bad R wrap mode in %s", __FUNCTION__);
+ }
+ #endif
+
+ if (is_clamp_to_border) {
+ t->filter |= R200_BORDER_MODE_D3D;
+ }
+
+ t->border_fallback = (is_clamp && is_clamp_to_border);
+}
+
+static void r300SetTexMaxAnisotropy(r300TexObjPtr t, GLfloat max)
+{
+ t->filter &= ~R200_MAX_ANISO_MASK;
+
+ if (max == 1.0) {
+ t->filter |= R200_MAX_ANISO_1_TO_1;
+ } else if (max <= 2.0) {
+ t->filter |= R200_MAX_ANISO_2_TO_1;
+ } else if (max <= 4.0) {
+ t->filter |= R200_MAX_ANISO_4_TO_1;
+ } else if (max <= 8.0) {
+ t->filter |= R200_MAX_ANISO_8_TO_1;
+ } else {
+ t->filter |= R200_MAX_ANISO_16_TO_1;
+ }
+}
+
+/**
+ * Set the texture magnification and minification modes.
+ *
+ * \param t Texture whose filter modes are to be set
+ * \param minf Texture minification mode
+ * \param magf Texture magnification mode
+ */
+
+static void r300SetTexFilter(r300TexObjPtr t, GLenum minf, GLenum magf)
+{
+ GLuint anisotropy = (t->filter & R200_MAX_ANISO_MASK);
+
+ t->filter &= ~(R200_MIN_FILTER_MASK | R200_MAG_FILTER_MASK);
+ #if 0
+ t->pp_txformat_x &= ~R200_VOLUME_FILTER_MASK;
+ #endif
+
+ if (anisotropy == R200_MAX_ANISO_1_TO_1) {
+ switch (minf) {
+ case GL_NEAREST:
+ t->filter |= R200_MIN_FILTER_NEAREST;
+ break;
+ case GL_LINEAR:
+ t->filter |= R200_MIN_FILTER_LINEAR;
+ break;
+ case GL_NEAREST_MIPMAP_NEAREST:
+ t->filter |= R200_MIN_FILTER_NEAREST_MIP_NEAREST;
+ break;
+ case GL_NEAREST_MIPMAP_LINEAR:
+ t->filter |= R200_MIN_FILTER_LINEAR_MIP_NEAREST;
+ break;
+ case GL_LINEAR_MIPMAP_NEAREST:
+ t->filter |= R200_MIN_FILTER_NEAREST_MIP_LINEAR;
+ break;
+ case GL_LINEAR_MIPMAP_LINEAR:
+ t->filter |= R200_MIN_FILTER_LINEAR_MIP_LINEAR;
+ break;
+ }
+ } else {
+ switch (minf) {
+ case GL_NEAREST:
+ t->filter |= R200_MIN_FILTER_ANISO_NEAREST;
+ break;
+ case GL_LINEAR:
+ t->filter |= R200_MIN_FILTER_ANISO_LINEAR;
+ break;
+ case GL_NEAREST_MIPMAP_NEAREST:
+ case GL_LINEAR_MIPMAP_NEAREST:
+ t->filter |=
+ R200_MIN_FILTER_ANISO_NEAREST_MIP_NEAREST;
+ break;
+ case GL_NEAREST_MIPMAP_LINEAR:
+ case GL_LINEAR_MIPMAP_LINEAR:
+ t->filter |=
+ R200_MIN_FILTER_ANISO_NEAREST_MIP_LINEAR;
+ break;
+ }
+ }
+
+ /* Note we don't have 3D mipmaps so only use the mag filter setting
+ * to set the 3D texture filter mode.
+ */
+ switch (magf) {
+ case GL_NEAREST:
+ t->filter |= R200_MAG_FILTER_NEAREST;
+ #if 0
+ t->pp_txformat_x |= R200_VOLUME_FILTER_NEAREST;
+ #endif
+ break;
+ case GL_LINEAR:
+ t->filter |= R200_MAG_FILTER_LINEAR;
+ #if 0
+ t->pp_txformat_x |= R200_VOLUME_FILTER_LINEAR;
+ #endif
+ break;
+ }
+}
+
+static void r300SetTexBorderColor(r300TexObjPtr t, GLubyte c[4])
+{
+ #if 0
+ t->pp_border_color = radeonPackColor(4, c[0], c[1], c[2], c[3]);
+ #endif
+}
+
+/**
+ * Allocate space for and load the mesa images into the texture memory block.
+ * This will happen before drawing with a new texture, or drawing with a
+ * texture after it was swapped out or teximaged again.
+ */
+
+static r300TexObjPtr r300AllocTexObj(struct gl_texture_object *texObj)
+{
+ r300TexObjPtr t;
+
+ t = CALLOC_STRUCT(r300_tex_obj);
+ texObj->DriverData = t;
+ if (t != NULL) {
+ if (RADEON_DEBUG & DEBUG_TEXTURE) {
+ fprintf(stderr, "%s( %p, %p )\n", __FUNCTION__,
+ (void *)texObj, (void *)t);
+ }
+
+ /* Initialize non-image-dependent parts of the state:
+ */
+ t->base.tObj = texObj;
+ t->border_fallback = GL_FALSE;
+
+ make_empty_list(&t->base);
+
+ r300SetTexWrap(t, texObj->WrapS, texObj->WrapT, texObj->WrapR);
+ r300SetTexMaxAnisotropy(t, texObj->MaxAnisotropy);
+ r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter);
+ r300SetTexBorderColor(t, texObj->_BorderChan);
+ }
+
+ return t;
+}
+
+static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
+ GLint
+ internalFormat,
+ GLenum format,
+ GLenum type)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ const GLboolean do32bpt =
+ (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_32);
+ const GLboolean force16bpt =
+ (rmesa->texture_depth == DRI_CONF_TEXTURE_DEPTH_FORCE_16);
+ (void)format;
+
+ switch (internalFormat) {
+ case 4:
+ case GL_RGBA:
+ case GL_COMPRESSED_RGBA:
+ switch (type) {
+ case GL_UNSIGNED_INT_10_10_10_2:
+ case GL_UNSIGNED_INT_2_10_10_10_REV:
+ return do32bpt ? _dri_texformat_argb8888 :
+ _dri_texformat_argb1555;
+ case GL_UNSIGNED_SHORT_4_4_4_4:
+ case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+ return _dri_texformat_argb4444;
+ case GL_UNSIGNED_SHORT_5_5_5_1:
+ case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+ return _dri_texformat_argb1555;
+ default:
+ return do32bpt ? _dri_texformat_rgba8888 :
+ _dri_texformat_argb4444;
+ }
+
+ case 3:
+ case GL_RGB:
+ case GL_COMPRESSED_RGB:
+ switch (type) {
+ case GL_UNSIGNED_SHORT_4_4_4_4:
+ case GL_UNSIGNED_SHORT_4_4_4_4_REV:
+ return _dri_texformat_argb4444;
+ case GL_UNSIGNED_SHORT_5_5_5_1:
+ case GL_UNSIGNED_SHORT_1_5_5_5_REV:
+ return _dri_texformat_argb1555;
+ case GL_UNSIGNED_SHORT_5_6_5:
+ case GL_UNSIGNED_SHORT_5_6_5_REV:
+ return _dri_texformat_rgb565;
+ default:
+ return do32bpt ? _dri_texformat_rgba8888 :
+ _dri_texformat_rgb565;
+ }
+
+ case GL_RGBA8:
+ case GL_RGB10_A2:
+ case GL_RGBA12:
+ case GL_RGBA16:
+ return !force16bpt ?
+ _dri_texformat_rgba8888 : _dri_texformat_argb4444;
+
+ case GL_RGBA4:
+ case GL_RGBA2:
+ return _dri_texformat_argb4444;
+
+ case GL_RGB5_A1:
+ return _dri_texformat_argb1555;
+
+ case GL_RGB8:
+ case GL_RGB10:
+ case GL_RGB12:
+ case GL_RGB16:
+ return !force16bpt ? _dri_texformat_rgba8888 :
+ _dri_texformat_rgb565;
+
+ case GL_RGB5:
+ case GL_RGB4:
+ case GL_R3_G3_B2:
+ return _dri_texformat_rgb565;
+
+ case GL_ALPHA:
+ case GL_ALPHA4:
+ case GL_ALPHA8:
+ case GL_ALPHA12:
+ case GL_ALPHA16:
+ case GL_COMPRESSED_ALPHA:
+ return _dri_texformat_a8;
+
+ case 1:
+ case GL_LUMINANCE:
+ case GL_LUMINANCE4:
+ case GL_LUMINANCE8:
+ case GL_LUMINANCE12:
+ case GL_LUMINANCE16:
+ case GL_COMPRESSED_LUMINANCE:
+ return _dri_texformat_l8;
+
+ case 2:
+ case GL_LUMINANCE_ALPHA:
+ case GL_LUMINANCE4_ALPHA4:
+ case GL_LUMINANCE6_ALPHA2:
+ case GL_LUMINANCE8_ALPHA8:
+ case GL_LUMINANCE12_ALPHA4:
+ case GL_LUMINANCE12_ALPHA12:
+ case GL_LUMINANCE16_ALPHA16:
+ case GL_COMPRESSED_LUMINANCE_ALPHA:
+ return _dri_texformat_al88;
+
+ case GL_INTENSITY:
+ case GL_INTENSITY4:
+ case GL_INTENSITY8:
+ case GL_INTENSITY12:
+ case GL_INTENSITY16:
+ case GL_COMPRESSED_INTENSITY:
+ return _dri_texformat_i8;
+
+ case GL_YCBCR_MESA:
+ if (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
+ type == GL_UNSIGNED_BYTE)
+ return &_mesa_texformat_ycbcr;
+ else
+ return &_mesa_texformat_ycbcr_rev;
+
+ default:
+ _mesa_problem(ctx,
+ "unexpected internalFormat 0x%x in r300ChooseTextureFormat",
+ (int)internalFormat);
+ return NULL;
+ }
+
+ return NULL; /* never get here */
+}
+
+static GLboolean
+r300ValidateClientStorage(GLcontext * ctx, GLenum target,
+ GLint internalFormat,
+ GLint srcWidth, GLint srcHeight,
+ GLenum format, GLenum type, const void *pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+
+ if (0)
+ fprintf(stderr, "intformat %s format %s type %s\n",
+ _mesa_lookup_enum_by_nr(internalFormat),
+ _mesa_lookup_enum_by_nr(format),
+ _mesa_lookup_enum_by_nr(type));
+
+ if (!ctx->Unpack.ClientStorage)
+ return 0;
+
+ if (ctx->_ImageTransferState ||
+ texImage->IsCompressed || texObj->GenerateMipmap)
+ return 0;
+
+ /* This list is incomplete, may be different on ppc???
+ */
+ switch (internalFormat) {
+ case GL_RGBA:
+ if (format == GL_BGRA && type == GL_UNSIGNED_INT_8_8_8_8_REV) {
+ texImage->TexFormat = _dri_texformat_argb8888;
+ } else
+ return 0;
+ break;
+
+ case GL_RGB:
+ if (format == GL_RGB && type == GL_UNSIGNED_SHORT_5_6_5) {
+ texImage->TexFormat = _dri_texformat_rgb565;
+ } else
+ return 0;
+ break;
+
+ case GL_YCBCR_MESA:
+ if (format == GL_YCBCR_MESA &&
+ type == GL_UNSIGNED_SHORT_8_8_REV_APPLE) {
+ texImage->TexFormat = &_mesa_texformat_ycbcr_rev;
+ } else if (format == GL_YCBCR_MESA &&
+ (type == GL_UNSIGNED_SHORT_8_8_APPLE ||
+ type == GL_UNSIGNED_BYTE)) {
+ texImage->TexFormat = &_mesa_texformat_ycbcr;
+ } else
+ return 0;
+ break;
+
+ default:
+ return 0;
+ }
+
+ /* Could deal with these packing issues, but currently don't:
+ */
+ if (packing->SkipPixels ||
+ packing->SkipRows || packing->SwapBytes || packing->LsbFirst) {
+ return 0;
+ }
+
+ {
+ GLint srcRowStride = _mesa_image_row_stride(packing, srcWidth,
+ format, type);
+
+ if (0)
+ fprintf(stderr, "%s: srcRowStride %d/%x\n",
+ __FUNCTION__, srcRowStride, srcRowStride);
+
+ /* Could check this later in upload, pitch restrictions could be
+ * relaxed, but would need to store the image pitch somewhere,
+ * as packing details might change before image is uploaded:
+ */
+ if (!r300IsGartMemory(rmesa, pixels, srcHeight * srcRowStride)
+ || (srcRowStride & 63))
+ return 0;
+
+ /* Have validated that _mesa_transfer_teximage would be a straight
+ * memcpy at this point. NOTE: future calls to TexSubImage will
+ * overwrite the client data. This is explicitly mentioned in the
+ * extension spec.
+ */
+ texImage->Data = (void *)pixels;
+ texImage->IsClientData = GL_TRUE;
+ texImage->RowStride =
+ srcRowStride / texImage->TexFormat->TexelBytes;
+
+ return 1;
+ }
+}
+
+static void r300TexImage1D(GLcontext * ctx, GLenum target, GLint level,
+ GLint internalFormat,
+ GLint width, GLint border,
+ GLenum format, GLenum type, const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+
+ if (t) {
+ driSwapOutTextureObject(t);
+ } else {
+ t = (driTextureObject *) r300AllocTexObj(texObj);
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage1D");
+ return;
+ }
+ }
+
+ /* Note, this will call ChooseTextureFormat */
+ _mesa_store_teximage1d(ctx, target, level, internalFormat,
+ width, border, format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
+
+ t->dirty_images[0] |= (1 << level);
+}
+
+static void r300TexSubImage1D(GLcontext * ctx, GLenum target, GLint level,
+ GLint xoffset,
+ GLsizei width,
+ GLenum format, GLenum type,
+ const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+
+ assert(t); /* this _should_ be true */
+ if (t) {
+ driSwapOutTextureObject(t);
+ } else {
+ t = (driTextureObject *) r300AllocTexObj(texObj);
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage1D");
+ return;
+ }
+ }
+
+ _mesa_store_texsubimage1d(ctx, target, level, xoffset, width,
+ format, type, pixels, packing, texObj,
+ texImage);
+
+ t->dirty_images[0] |= (1 << level);
+}
+
+static void r300TexImage2D(GLcontext * ctx, GLenum target, GLint level,
+ GLint internalFormat,
+ GLint width, GLint height, GLint border,
+ GLenum format, GLenum type, const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+ GLuint face;
+
+ /* which cube face or ordinary 2D image */
+ switch (target) {
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+ face =
+ (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
+ ASSERT(face < 6);
+ break;
+ default:
+ face = 0;
+ }
+
+ if (t != NULL) {
+ driSwapOutTextureObject(t);
+ } else {
+ t = (driTextureObject *) r300AllocTexObj(texObj);
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
+ return;
+ }
+ }
+
+ texImage->IsClientData = GL_FALSE;
+
+ if (r300ValidateClientStorage(ctx, target,
+ internalFormat,
+ width, height,
+ format, type, pixels,
+ packing, texObj, texImage)) {
+ if (RADEON_DEBUG & DEBUG_TEXTURE)
+ fprintf(stderr, "%s: Using client storage\n",
+ __FUNCTION__);
+ } else {
+ if (RADEON_DEBUG & DEBUG_TEXTURE)
+ fprintf(stderr, "%s: Using normal storage\n",
+ __FUNCTION__);
+
+ /* Normal path: copy (to cached memory) and eventually upload
+ * via another copy to GART memory and then a blit... Could
+ * eliminate one copy by going straight to (permanent) GART.
+ *
+ * Note, this will call r300ChooseTextureFormat.
+ */
+ _mesa_store_teximage2d(ctx, target, level, internalFormat,
+ width, height, border, format, type,
+ pixels, &ctx->Unpack, texObj, texImage);
+
+ t->dirty_images[face] |= (1 << level);
+ }
+}
+
+static void r300TexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
+ GLint xoffset, GLint yoffset,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type,
+ const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+ GLuint face;
+
+ /* which cube face or ordinary 2D image */
+ switch (target) {
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+ face =
+ (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
+ ASSERT(face < 6);
+ break;
+ default:
+ face = 0;
+ }
+
+ assert(t); /* this _should_ be true */
+ if (t) {
+ driSwapOutTextureObject(t);
+ } else {
+ t = (driTextureObject *) r300AllocTexObj(texObj);
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage2D");
+ return;
+ }
+ }
+
+ _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
+ height, format, type, pixels, packing, texObj,
+ texImage);
+
+ t->dirty_images[face] |= (1 << level);
+}
+
+#if ENABLE_HW_3D_TEXTURE
+static void r300TexImage3D(GLcontext * ctx, GLenum target, GLint level,
+ GLint internalFormat,
+ GLint width, GLint height, GLint depth,
+ GLint border,
+ GLenum format, GLenum type, const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+
+ if (t) {
+ driSwapOutTextureObject(t);
+ } else {
+ t = (driTextureObject *) r300AllocTexObj(texObj);
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage3D");
+ return;
+ }
+ }
+
+ texImage->IsClientData = GL_FALSE;
+
+#if 0
+ if (r300ValidateClientStorage(ctx, target,
+ internalFormat,
+ width, height,
+ format, type, pixels,
+ packing, texObj, texImage)) {
+ if (RADEON_DEBUG & DEBUG_TEXTURE)
+ fprintf(stderr, "%s: Using client storage\n",
+ __FUNCTION__);
+ } else
+#endif
+ {
+ if (RADEON_DEBUG & DEBUG_TEXTURE)
+ fprintf(stderr, "%s: Using normal storage\n",
+ __FUNCTION__);
+
+ /* Normal path: copy (to cached memory) and eventually upload
+ * via another copy to GART memory and then a blit... Could
+ * eliminate one copy by going straight to (permanent) GART.
+ *
+ * Note, this will call r300ChooseTextureFormat.
+ */
+ _mesa_store_teximage3d(ctx, target, level, internalFormat,
+ width, height, depth, border,
+ format, type, pixels,
+ &ctx->Unpack, texObj, texImage);
+
+ t->dirty_images[0] |= (1 << level);
+ }
+}
+#endif
+
+#if ENABLE_HW_3D_TEXTURE
+static void
+r300TexSubImage3D(GLcontext * ctx, GLenum target, GLint level,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLsizei width, GLsizei height, GLsizei depth,
+ GLenum format, GLenum type,
+ const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+
+/* fprintf(stderr, "%s\n", __FUNCTION__); */
+
+ assert(t); /* this _should_ be true */
+ if (t) {
+ driSwapOutTextureObject(t);
+ } else {
+ t = (driTextureObject *) r300AllocTexObj(texObj);
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexSubImage3D");
+ return;
+ }
+ texObj->DriverData = t;
+ }
+
+ _mesa_store_texsubimage3d(ctx, target, level, xoffset, yoffset, zoffset,
+ width, height, depth,
+ format, type, pixels, packing, texObj,
+ texImage);
+
+ t->dirty_images[0] |= (1 << level);
+}
+#endif
+
+static void r300TexEnv(GLcontext * ctx, GLenum target,
+ GLenum pname, const GLfloat * param)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ GLuint unit = ctx->Texture.CurrentUnit;
+ struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];
+
+ if (RADEON_DEBUG & DEBUG_STATE) {
+ fprintf(stderr, "%s( %s )\n",
+ __FUNCTION__, _mesa_lookup_enum_by_nr(pname));
+ }
+
+ fprintf(stderr, "%s:%s I am broken - Fixme !\n", __FILE__, __FUNCTION__);
+
+ #if 0
+ /* This is incorrect: Need to maintain this data for each of
+ * GL_TEXTURE_{123}D, GL_TEXTURE_RECTANGLE_NV, etc, and switch
+ * between them according to _ReallyEnabled.
+ */
+ switch (pname) {
+ case GL_TEXTURE_ENV_COLOR:{
+ GLubyte c[4];
+ GLuint envColor;
+ UNCLAMPED_FLOAT_TO_RGBA_CHAN(c, texUnit->EnvColor);
+ envColor = radeonPackColor(4, c[0], c[1], c[2], c[3]);
+ if (rmesa->hw.tf.cmd[TF_TFACTOR_0 + unit] != envColor) {
+ R200_STATECHANGE(rmesa, tf);
+ rmesa->hw.tf.cmd[TF_TFACTOR_0 + unit] =
+ envColor;
+ }
+ break;
+ }
+
+ case GL_TEXTURE_LOD_BIAS_EXT:{
+ GLfloat bias, min;
+ GLuint b;
+ const int fixed_one = 0x8000000;
+
+ /* The R200's LOD bias is a signed 2's complement value with a
+ * range of -16.0 <= bias < 16.0.
+ *
+ * NOTE: Add a small bias to the bias for conform mipsel.c test.
+ */
+ bias = *param + .01;
+ min =
+ driQueryOptionb(&rmesa->radeon.optionCache,
+ "no_neg_lod_bias") ? 0.0 : -16.0;
+ bias = CLAMP(bias, min, 16.0);
+ b = (int)(bias * fixed_one) & R200_LOD_BIAS_MASK;
+
+ if ((rmesa->hw.tex[unit].
+ cmd[TEX_PP_TXFORMAT_X] & R200_LOD_BIAS_MASK) !=
+ b) {
+ R200_STATECHANGE(rmesa, tex[unit]);
+ rmesa->hw.tex[unit].cmd[TEX_PP_TXFORMAT_X] &=
+ ~R200_LOD_BIAS_MASK;
+ rmesa->hw.tex[unit].cmd[TEX_PP_TXFORMAT_X] |= b;
+ }
+ break;
+ }
+
+ default:
+ return;
+ }
+ #endif
+}
+
+/**
+ * Changes variables and flags for a state update, which will happen at the
+ * next UpdateTextureState
+ */
+
+static void r300TexParameter(GLcontext * ctx, GLenum target,
+ struct gl_texture_object *texObj,
+ GLenum pname, const GLfloat * params)
+{
+ r300TexObjPtr t = (r300TexObjPtr) texObj->DriverData;
+
+ if (RADEON_DEBUG & (DEBUG_STATE | DEBUG_TEXTURE)) {
+ fprintf(stderr, "%s( %s )\n", __FUNCTION__,
+ _mesa_lookup_enum_by_nr(pname));
+ }
+
+ switch (pname) {
+ case GL_TEXTURE_MIN_FILTER:
+ case GL_TEXTURE_MAG_FILTER:
+ case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+ r300SetTexMaxAnisotropy(t, texObj->MaxAnisotropy);
+ r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter);
+ break;
+
+ case GL_TEXTURE_WRAP_S:
+ case GL_TEXTURE_WRAP_T:
+ case GL_TEXTURE_WRAP_R:
+ r300SetTexWrap(t, texObj->WrapS, texObj->WrapT, texObj->WrapR);
+ break;
+
+ case GL_TEXTURE_BORDER_COLOR:
+ r300SetTexBorderColor(t, texObj->_BorderChan);
+ break;
+
+ case GL_TEXTURE_BASE_LEVEL:
+ case GL_TEXTURE_MAX_LEVEL:
+ case GL_TEXTURE_MIN_LOD:
+ case GL_TEXTURE_MAX_LOD:
+ /* This isn't the most efficient solution but there doesn't appear to
+ * be a nice alternative. Since there's no LOD clamping,
+ * we just have to rely on loading the right subset of mipmap levels
+ * to simulate a clamped LOD.
+ */
+ driSwapOutTextureObject((driTextureObject *) t);
+ break;
+
+ default:
+ return;
+ }
+
+ /* Mark this texobj as dirty (one bit per tex unit)
+ */
+ t->dirty_state = TEX_ALL;
+}
+
+static void r300BindTexture(GLcontext * ctx, GLenum target,
+ struct gl_texture_object *texObj)
+{
+ if (RADEON_DEBUG & (DEBUG_STATE | DEBUG_TEXTURE)) {
+ fprintf(stderr, "%s( %p ) unit=%d\n", __FUNCTION__,
+ (void *)texObj, ctx->Texture.CurrentUnit);
+ }
+
+ if ((target == GL_TEXTURE_1D)
+ || (target == GL_TEXTURE_2D)
+#if ENABLE_HW_3D_TEXTURE
+ || (target == GL_TEXTURE_3D)
+#endif
+ || (target == GL_TEXTURE_CUBE_MAP)
+ || (target == GL_TEXTURE_RECTANGLE_NV)) {
+ assert(texObj->DriverData != NULL);
+ }
+}
+
+static void r300DeleteTexture(GLcontext * ctx, struct gl_texture_object *texObj)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ driTextureObject *t = (driTextureObject *) texObj->DriverData;
+
+ if (RADEON_DEBUG & (DEBUG_STATE | DEBUG_TEXTURE)) {
+ fprintf(stderr, "%s( %p (target = %s) )\n", __FUNCTION__,
+ (void *)texObj,
+ _mesa_lookup_enum_by_nr(texObj->Target));
+ }
+
+ if (t != NULL) {
+ if (rmesa) {
+ R300_FIREVERTICES(rmesa);
+ }
+
+ driDestroyTextureObject(t);
+ }
+ /* Free mipmap images and the texture object itself */
+ _mesa_delete_texture_object(ctx, texObj);
+}
+
+/* Need:
+ * - Same GEN_MODE for all active bits
+ * - Same EyePlane/ObjPlane for all active bits when using Eye/Obj
+ * - STRQ presumably all supported (matrix means incoming R values
+ * can end up in STQ, this has implications for vertex support,
+ * presumably ok if maos is used, though?)
+ *
+ * Basically impossible to do this on the fly - just collect some
+ * basic info & do the checks from ValidateState().
+ */
+static void r300TexGen(GLcontext * ctx,
+ GLenum coord, GLenum pname, const GLfloat * params)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ GLuint unit = ctx->Texture.CurrentUnit;
+ #if 0 /* Disable this for now - looks like we will be recalculating everything
+ anyway */
+ rmesa->recheck_texgen[unit] = GL_TRUE;
+ #endif
+}
+
+/**
+ * Allocate a new texture object.
+ * Called via ctx->Driver.NewTextureObject.
+ * Note: this function will be called during context creation to
+ * allocate the default texture objects.
+ * Note: we could use containment here to 'derive' the driver-specific
+ * texture object from the core mesa gl_texture_object. Not done at this time.
+ * Fixup MaxAnisotropy according to user preference.
+ */
+static struct gl_texture_object *r300NewTextureObject(GLcontext * ctx,
+ GLuint name,
+ GLenum target)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ struct gl_texture_object *obj;
+ obj = _mesa_new_texture_object(ctx, name, target);
+ if (!obj)
+ return NULL;
+ obj->MaxAnisotropy = rmesa->initialMaxAnisotropy;
+ r300AllocTexObj(obj);
+ return obj;
+}
+
+void r300InitTextureFuncs(struct dd_function_table *functions)
+{
+ /* Note: we only plug in the functions we implement in the driver
+ * since _mesa_init_driver_functions() was already called.
+ */
+ functions->ChooseTextureFormat = r300ChooseTextureFormat;
+ functions->TexImage1D = r300TexImage1D;
+ functions->TexImage2D = r300TexImage2D;
+#if ENABLE_HW_3D_TEXTURE
+ functions->TexImage3D = r300TexImage3D;
+#else
+ functions->TexImage3D = _mesa_store_teximage3d;
+#endif
+ functions->TexSubImage1D = r300TexSubImage1D;
+ functions->TexSubImage2D = r300TexSubImage2D;
+#if ENABLE_HW_3D_TEXTURE
+ functions->TexSubImage3D = r300TexSubImage3D;
+#else
+ functions->TexSubImage3D = _mesa_store_texsubimage3d;
+#endif
+ functions->NewTextureObject = r300NewTextureObject;
+ functions->BindTexture = r300BindTexture;
+ functions->DeleteTexture = r300DeleteTexture;
+ functions->IsTextureResident = driIsTextureResident;
+
+ functions->TexEnv = r300TexEnv;
+ functions->TexParameter = r300TexParameter;
+ functions->TexGen = r300TexGen;
+
+ driInitTextureFormats();
+
+#if 000
+ /* moved or obsolete code */
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ driInitTextureObjects(ctx, &rmesa->swapped,
+ DRI_TEXMGR_DO_TEXTURE_1D
+ | DRI_TEXMGR_DO_TEXTURE_2D);
+
+ /* Hack: r300NewTextureObject is not yet installed when the
+ * default textures are created. Therefore set MaxAnisotropy of the
+ * default 2D texture now. */
+ ctx->Shared->Default2D->MaxAnisotropy =
+ driQueryOptionf(&rmesa->optionCache, "def_max_anisotropy");
+#endif
+}