diff options
author | Michel Dänzer <[email protected]> | 2007-05-22 14:08:11 +0200 |
---|---|---|
committer | Michel Dänzer <[email protected]> | 2007-05-22 14:08:11 +0200 |
commit | 59a08923f51d4ed83effbfcd91473c9ee86465f1 (patch) | |
tree | 881c1e60a7edf52c09cca40b5be281dbb8fabf1d /src/mesa/drivers/dri/r300/r300_texstate.c | |
parent | 043d219b6da0636886f739613380cf44e334f268 (diff) |
r300: Implement SetTexOffset hook.
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_texstate.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/r300_texstate.c | 73 |
1 files changed, 61 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_texstate.c b/src/mesa/drivers/dri/r300/r300_texstate.c index 705502ebf2b..8203189b7f4 100644 --- a/src/mesa/drivers/dri/r300/r300_texstate.c +++ b/src/mesa/drivers/dri/r300/r300_texstate.c @@ -40,6 +40,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include "context.h" #include "macros.h" #include "texformat.h" +#include "teximage.h" +#include "texobj.h" #include "enums.h" #include "r300_context.h" @@ -66,7 +68,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * identically. -- paulus */ -static const struct { +static const struct tx_table { GLuint format, filter, flag; } tx_table_be[] = { /* *INDENT-OFF* */ @@ -109,15 +111,13 @@ static const struct { /* *INDENT-ON* */ }; -static const struct { - GLuint format, filter, flag; -} tx_table_le[] = { +static const struct tx_table tx_table_le[] = { /* *INDENT-OFF* */ _ASSIGN(RGBA8888, R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8)), _ASSIGN(RGBA8888_REV, R300_EASY_TX_FORMAT(Z, Y, X, W, W8Z8Y8X8)), _ASSIGN(ARGB8888, R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8)), _ASSIGN(ARGB8888_REV, R300_EASY_TX_FORMAT(W, Z, Y, X, W8Z8Y8X8)), - _ASSIGN(RGB888, 0xffffffff), + _ASSIGN(RGB888, R300_EASY_TX_FORMAT(X, Y, Z, ONE, W8Z8Y8X8)), _ASSIGN(RGB565, R300_EASY_TX_FORMAT(X, Y, Z, ONE, Z5Y6X5)), _ASSIGN(RGB565_REV, R300_EASY_TX_FORMAT(X, Y, Z, ONE, Z5Y6X5)), _ASSIGN(ARGB4444, R300_EASY_TX_FORMAT(X, Y, Z, W, W4Z4Y4X4)), @@ -178,7 +178,7 @@ static void r300SetTexImages(r300ContextPtr rmesa, /* Set the hardware texture format */ - if (VALID_FORMAT(baseImage->TexFormat->MesaFormat)) { + if (!t->image_override && VALID_FORMAT(baseImage->TexFormat->MesaFormat)) { if (_mesa_little_endian()) { t->format = tx_table_le[baseImage->TexFormat->MesaFormat]. @@ -194,7 +194,7 @@ static void r300SetTexImages(r300ContextPtr rmesa, tx_table_be[baseImage->TexFormat->MesaFormat]. filter; } - } else { + } else if (!t->image_override) { _mesa_problem(NULL, "unexpected texture format in %s", __FUNCTION__); return; @@ -382,9 +382,10 @@ static void r300SetTexImages(r300ContextPtr rmesa, t->pitch = ((tObj->Image[0][t->base.firstLevel]->Width * texelBytes) + 63) & ~(63); t->size |= R300_TX_SIZE_TXPITCH_EN; - t->pitch_reg = - (((tObj->Image[0][t->base.firstLevel]->Width) + - align) & ~align) - 1; + if (!t->image_override) + t->pitch_reg = + (((tObj->Image[0][t->base.firstLevel]->Width) + + align) & ~align) - 1; } else { t->pitch = ((tObj->Image[0][t->base.firstLevel]->Width * @@ -411,9 +412,10 @@ static GLboolean r300EnableTexture2D(GLcontext * ctx, int unit) if (t->base.dirty_images[0]) { R300_FIREVERTICES(rmesa); + r300SetTexImages(rmesa, tObj); r300UploadTexImages(rmesa, (r300TexObjPtr) tObj->DriverData, 0); - if (!t->base.memBlock) + if (!t->base.memBlock && !t->image_override) return GL_FALSE; } @@ -492,9 +494,11 @@ static GLboolean r300EnableTextureRect(GLcontext * ctx, int unit) if (t->base.dirty_images[0]) { R300_FIREVERTICES(rmesa); + r300SetTexImages(rmesa, tObj); r300UploadTexImages(rmesa, (r300TexObjPtr) tObj->DriverData, 0); - if (!t->base.memBlock && !rmesa->prefer_gart_client_texturing) + if (!t->base.memBlock && !t->image_override && + !rmesa->prefer_gart_client_texturing) return GL_FALSE; } @@ -534,6 +538,51 @@ static GLboolean r300UpdateTexture(GLcontext * ctx, int unit) return !t->border_fallback; } +void r300SetTexOffset(__DRIcontext *pDRICtx, GLint texname, + unsigned long long offset, GLint depth, GLuint pitch) +{ + r300ContextPtr rmesa = + (r300ContextPtr)((__DRIcontextPrivate*)pDRICtx->private)->driverPrivate; + struct gl_texture_object *tObj = + _mesa_lookup_texture(rmesa->radeon.glCtx, texname); + r300TexObjPtr t; + int idx; + + if (!tObj) + return; + + t = (r300TexObjPtr) tObj->DriverData; + + t->image_override = GL_TRUE; + + if (!offset) + return; + + t->offset = offset; + t->pitch_reg = pitch; + + switch (depth) { + case 32: + idx = 2; + t->pitch_reg /= 4; + break; + case 24: + default: + idx = 4; + t->pitch_reg /= 4; + break; + case 16: + idx = 5; + t->pitch_reg /= 2; + break; + } + + t->pitch_reg--; + + t->format = tx_table_le[idx].format; + t->filter |= tx_table_le[idx].filter; +} + static GLboolean r300UpdateTextureUnit(GLcontext * ctx, int unit) { struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; |