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Diffstat (limited to 'src/mesa/drivers/dri/tdfx/tdfx_span.c')
-rw-r--r--src/mesa/drivers/dri/tdfx/tdfx_span.c146
1 files changed, 126 insertions, 20 deletions
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_span.c b/src/mesa/drivers/dri/tdfx/tdfx_span.c
index 1bcec63413..1fab811b74 100644
--- a/src/mesa/drivers/dri/tdfx/tdfx_span.c
+++ b/src/mesa/drivers/dri/tdfx/tdfx_span.c
@@ -596,11 +596,13 @@ GetFbParams(tdfxContextPtr fxMesa,
PUT_WRAPPED_FB_DATA(ReadParamsp, type, x, y, value); \
} while (0)
+
static void
-tdfxDDWriteDepthSpan(GLcontext * ctx,
- GLuint n, GLint x, GLint y, const GLdepth depth[],
+tdfxDDWriteDepthSpan(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, GLint x, GLint y, const void *values,
const GLubyte mask[])
{
+ const GLuint *depth = (const GLuint *) values;
tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx;
GLint bottom = fxMesa->y_offset + fxMesa->height - 1;
GLuint depth_size = fxMesa->glCtx->Visual.depthBits;
@@ -833,9 +835,24 @@ tdfxDDWriteDepthSpan(GLcontext * ctx,
}
static void
-tdfxDDReadDepthSpan(GLcontext * ctx,
- GLuint n, GLint x, GLint y, GLdepth depth[])
+tdfxDDWriteMonoDepthSpan(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, GLint x, GLint y, const void *value,
+ const GLubyte mask[])
{
+ GLuint depthVal = *((GLuint *) value);
+ GLuint depths[MAX_WIDTH];
+ GLuint i;
+ for (i = 0; i < n; i++)
+ depths[i] = depthVal;
+ tdfxDDWriteDepthSpan(ctx, rb, n, x, y, depths, mask);
+}
+
+
+static void
+tdfxDDReadDepthSpan(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, GLint x, GLint y, void *values)
+{
+ GLuint *depth = (GLuint *) values;
tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx;
GLint bottom = fxMesa->height + fxMesa->y_offset - 1;
GLuint i;
@@ -936,10 +953,11 @@ tdfxDDReadDepthSpan(GLcontext * ctx,
static void
-tdfxDDWriteDepthPixels(GLcontext * ctx,
+tdfxDDWriteDepthPixels(GLcontext * ctx, struct gl_renderbuffer *rb,
GLuint n, const GLint x[], const GLint y[],
- const GLdepth depth[], const GLubyte mask[])
+ const void *values, const GLubyte mask[])
{
+ const GLuint *depth = (const GLuint *) values;
tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx;
GLint bottom = fxMesa->height + fxMesa->y_offset - 1;
GLuint i;
@@ -1018,9 +1036,10 @@ tdfxDDWriteDepthPixels(GLcontext * ctx,
static void
-tdfxDDReadDepthPixels(GLcontext * ctx, GLuint n,
- const GLint x[], const GLint y[], GLdepth depth[])
+tdfxDDReadDepthPixels(GLcontext * ctx, struct gl_renderbuffer *rb, GLuint n,
+ const GLint x[], const GLint y[], void *values)
{
+ GLuint *depth = (GLuint *) values;
tdfxContextPtr fxMesa = (tdfxContextPtr) ctx->DriverCtx;
GLint bottom = fxMesa->height + fxMesa->y_offset - 1;
GLuint i;
@@ -1104,9 +1123,11 @@ tdfxDDReadDepthPixels(GLcontext * ctx, GLuint n,
#define BUILD_ZS(z, s) (((s) << 24) | (z))
static void
-write_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y,
- const GLstencil stencil[], const GLubyte mask[])
+write_stencil_span(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, GLint x, GLint y,
+ const void *values, const GLubyte mask[])
{
+ const GLubyte *stencil = (const GLubyte *) values;
tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
GrLfbInfo_t info;
GrLfbInfo_t backBufferInfo;
@@ -1161,9 +1182,25 @@ write_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y,
static void
-read_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y,
- GLstencil stencil[])
+write_mono_stencil_span(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, GLint x, GLint y,
+ const void *value, const GLubyte mask[])
{
+ GLbyte stencilVal = *((GLbyte *) value);
+ GLbyte stencils[MAX_WIDTH];
+ GLuint i;
+ for (i = 0; i < n; i++)
+ stencils[i] = stencilVal;
+ write_stencil_span(ctx, rb, n, x, y, stencils, mask);
+}
+
+
+static void
+read_stencil_span(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, GLint x, GLint y,
+ void *values)
+{
+ GLubyte *stencil = (GLubyte *) values;
tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
GrLfbInfo_t info;
GrLfbInfo_t backBufferInfo;
@@ -1211,10 +1248,11 @@ read_stencil_span(GLcontext * ctx, GLuint n, GLint x, GLint y,
static void
-write_stencil_pixels(GLcontext * ctx, GLuint n,
- const GLint x[], const GLint y[],
- const GLstencil stencil[], const GLubyte mask[])
+write_stencil_pixels(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, const GLint x[], const GLint y[],
+ const void *values, const GLubyte mask[])
{
+ const GLubyte *stencil = (const GLubyte *) values;
tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
GrLfbInfo_t info;
GrLfbInfo_t backBufferInfo;
@@ -1249,9 +1287,11 @@ write_stencil_pixels(GLcontext * ctx, GLuint n,
static void
-read_stencil_pixels(GLcontext * ctx, GLuint n, const GLint x[],
- const GLint y[], GLstencil stencil[])
+read_stencil_pixels(GLcontext * ctx, struct gl_renderbuffer *rb,
+ GLuint n, const GLint x[], const GLint y[],
+ void *values)
{
+ GLubyte *stencil = (GLubyte *) values;
tdfxContextPtr fxMesa = TDFX_CONTEXT(ctx);
GrLfbInfo_t info;
GrLfbInfo_t backBufferInfo;
@@ -1315,10 +1355,10 @@ static void tdfxDDSetBuffer( GLcontext *ctx,
(void) buffer;
switch ( bufferBit ) {
- case DD_FRONT_LEFT_BIT:
+ case BUFFER_BIT_FRONT_LEFT:
fxMesa->DrawBuffer = fxMesa->ReadBuffer = GR_BUFFER_FRONTBUFFER;
break;
- case DD_BACK_LEFT_BIT:
+ case BUFFER_BIT_BACK_LEFT:
fxMesa->DrawBuffer = fxMesa->ReadBuffer = GR_BUFFER_BACKBUFFER;
break;
default:
@@ -1337,6 +1377,7 @@ void tdfxDDInitSpanFuncs( GLcontext *ctx )
swdd->SetBuffer = tdfxDDSetBuffer;
+#if 0
if ( VISUAL_EQUALS_RGBA(ctx->Visual, 5, 6, 5, 0) )
{
/* 16bpp mode */
@@ -1374,19 +1415,23 @@ void tdfxDDInitSpanFuncs( GLcontext *ctx )
{
abort();
}
+#endif
if ( fxMesa->haveHwStencil ) {
+#if 0
swdd->WriteStencilSpan = write_stencil_span;
swdd->ReadStencilSpan = read_stencil_span;
swdd->WriteStencilPixels = write_stencil_pixels;
swdd->ReadStencilPixels = read_stencil_pixels;
+#endif
}
+#if 0
swdd->WriteDepthSpan = tdfxDDWriteDepthSpan;
swdd->WriteDepthPixels = tdfxDDWriteDepthPixels;
swdd->ReadDepthSpan = tdfxDDReadDepthSpan;
swdd->ReadDepthPixels = tdfxDDReadDepthPixels;
-
+#endif
swdd->WriteCI8Span = NULL;
swdd->WriteCI32Span = NULL;
swdd->WriteMonoCISpan = NULL;
@@ -1398,3 +1443,64 @@ void tdfxDDInitSpanFuncs( GLcontext *ctx )
swdd->SpanRenderStart = tdfxSpanRenderStart;
swdd->SpanRenderFinish = tdfxSpanRenderFinish;
}
+
+
+
+/**
+ * Plug in the Get/Put routines for the given driRenderbuffer.
+ */
+void
+tdfxSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis)
+{
+ if (drb->Base.InternalFormat == GL_RGBA) {
+ if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) {
+ drb->Base.GetRow = tdfxReadRGBASpan_RGB565;
+ drb->Base.GetValues = tdfxReadRGBAPixels_RGB565;
+ drb->Base.PutRow = tdfxWriteRGBASpan_RGB565;
+ drb->Base.PutRowRGB = tdfxWriteRGBSpan_RGB565;
+ drb->Base.PutMonoRow = tdfxWriteMonoRGBASpan_RGB565;
+ drb->Base.PutValues = tdfxWriteRGBAPixels_RGB565;
+ drb->Base.PutMonoValues = tdfxWriteMonoRGBAPixels_RGB565;
+ }
+ else if (vis->redBits == 8 && vis->greenBits == 8
+ && vis->blueBits == 8 && vis->alphaBits == 0) {
+ drb->Base.GetRow = tdfxReadRGBASpan_RGB888;
+ drb->Base.GetValues = tdfxReadRGBAPixels_RGB888;
+ drb->Base.PutRow = tdfxWriteRGBASpan_RGB888;
+ drb->Base.PutRowRGB = tdfxWriteRGBSpan_RGB888;
+ drb->Base.PutMonoRow = tdfxWriteMonoRGBASpan_RGB888;
+ drb->Base.PutValues = tdfxWriteRGBAPixels_RGB888;
+ drb->Base.PutMonoValues = tdfxWriteMonoRGBAPixels_RGB888;
+ }
+ else if (vis->redBits == 8 && vis->greenBits == 8
+ && vis->blueBits == 8 && vis->alphaBits == 8) {
+ drb->Base.GetRow = tdfxReadRGBASpan_ARGB8888;
+ drb->Base.GetValues = tdfxReadRGBAPixels_ARGB8888;
+ drb->Base.PutRow = tdfxWriteRGBASpan_ARGB8888;
+ drb->Base.PutRowRGB = tdfxWriteRGBSpan_ARGB8888;
+ drb->Base.PutMonoRow = tdfxWriteMonoRGBASpan_ARGB8888;
+ drb->Base.PutValues = tdfxWriteRGBAPixels_ARGB8888;
+ drb->Base.PutMonoValues = tdfxWriteMonoRGBAPixels_ARGB8888;
+ }
+ else {
+ _mesa_problem(NULL, "problem in tdfxSetSpanFunctions");
+ }
+ }
+ else if (drb->Base.InternalFormat == GL_DEPTH_COMPONENT16 ||
+ drb->Base.InternalFormat == GL_DEPTH_COMPONENT24) {
+ drb->Base.GetRow = tdfxDDReadDepthSpan;
+ drb->Base.GetValues = tdfxDDReadDepthPixels;
+ drb->Base.PutRow = tdfxDDWriteDepthSpan;
+ drb->Base.PutMonoRow = tdfxDDWriteMonoDepthSpan;
+ drb->Base.PutValues = tdfxDDWriteDepthPixels;
+ drb->Base.PutMonoValues = NULL;
+ }
+ else if (drb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) {
+ drb->Base.GetRow = read_stencil_span;
+ drb->Base.GetValues = read_stencil_pixels;
+ drb->Base.PutRow = write_stencil_span;
+ drb->Base.PutMonoRow = write_mono_stencil_span;
+ drb->Base.PutValues = write_stencil_pixels;
+ drb->Base.PutMonoValues = NULL;
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-27 12:50:34 +0000