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Diffstat (limited to 'src/mesa/swrast/s_span.c')
-rw-r--r--src/mesa/swrast/s_span.c39
1 files changed, 17 insertions, 22 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 2b67d55767d..49529a87bb5 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -1029,6 +1029,7 @@ shade_texture_span(struct gl_context *ctx, SWspan *span)
/** Put colors at x/y locations into a renderbuffer */
static void
put_values(struct gl_context *ctx, struct gl_renderbuffer *rb,
+ GLenum datatype,
GLuint count, const GLint x[], const GLint y[],
const void *values, const GLubyte *mask)
{
@@ -1038,12 +1039,12 @@ put_values(struct gl_context *ctx, struct gl_renderbuffer *rb,
if (mask[i]) {
GLubyte *dst = _swrast_pixel_address(rb, x[i], y[i]);
- if (rb->DataType == GL_UNSIGNED_BYTE) {
+ if (datatype == GL_UNSIGNED_BYTE) {
_mesa_pack_ubyte_rgba_row(rb->Format, 1,
(const GLubyte (*)[4]) values + i, dst);
}
else {
- assert(rb->DataType == GL_FLOAT);
+ assert(datatype == GL_FLOAT);
_mesa_pack_float_rgba_row(rb->Format, count,
(const GLfloat (*)[4]) values + i, dst);
}
@@ -1055,18 +1056,19 @@ put_values(struct gl_context *ctx, struct gl_renderbuffer *rb,
/** Put row of colors into renderbuffer */
void
_swrast_put_row(struct gl_context *ctx, struct gl_renderbuffer *rb,
+ GLenum datatype,
GLuint count, GLint x, GLint y,
const void *values, const GLubyte *mask)
{
GLubyte *dst = _swrast_pixel_address(rb, x, y);
if (!mask) {
- if (rb->DataType == GL_UNSIGNED_BYTE) {
+ if (datatype == GL_UNSIGNED_BYTE) {
_mesa_pack_ubyte_rgba_row(rb->Format, count,
(const GLubyte (*)[4]) values, dst);
}
else {
- assert(rb->DataType == GL_FLOAT);
+ assert(datatype == GL_FLOAT);
_mesa_pack_float_rgba_row(rb->Format, count,
(const GLfloat (*)[4]) values, dst);
}
@@ -1088,13 +1090,13 @@ _swrast_put_row(struct gl_context *ctx, struct gl_renderbuffer *rb,
if (!mask[i] || i == count - 1) {
/* might be the end of a run of pixels */
if (runLen > 0) {
- if (rb->DataType == GL_UNSIGNED_BYTE) {
+ if (datatype == GL_UNSIGNED_BYTE) {
_mesa_pack_ubyte_rgba_row(rb->Format, runLen,
(const GLubyte (*)[4]) values + runStart,
dst + runStart * bpp);
}
else {
- assert(rb->DataType == GL_FLOAT);
+ assert(datatype == GL_FLOAT);
_mesa_pack_float_rgba_row(rb->Format, runLen,
(const GLfloat (*)[4]) values + runStart,
dst + runStart * bpp);
@@ -1310,23 +1312,13 @@ _swrast_write_rgba_span( struct gl_context *ctx, SWspan *span)
if (rb) {
GLchan rgbaSave[MAX_WIDTH][4];
- const GLuint fragOutput = multiFragOutputs ? buf : 0;
- /* set span->array->rgba to colors for render buffer's datatype */
- if (rb->DataType != span->array->ChanType || fragOutput > 0) {
- convert_color_type(span, rb->DataType, fragOutput);
+ if (span->array->ChanType == GL_UNSIGNED_BYTE) {
+ span->array->rgba = span->array->rgba8;
}
else {
- if (rb->DataType == GL_UNSIGNED_BYTE) {
- span->array->rgba = span->array->rgba8;
- }
- else if (rb->DataType == GL_UNSIGNED_SHORT) {
- span->array->rgba = (void *) span->array->rgba16;
- }
- else {
- span->array->rgba = (void *)
- span->array->attribs[FRAG_ATTRIB_COL0];
- }
+ span->array->rgba = (void *)
+ span->array->attribs[FRAG_ATTRIB_COL0];
}
if (!multiFragOutputs && numBuffers > 1) {
@@ -1354,13 +1346,16 @@ _swrast_write_rgba_span( struct gl_context *ctx, SWspan *span)
if (span->arrayMask & SPAN_XY) {
/* array of pixel coords */
- put_values(ctx, rb, span->end,
+ put_values(ctx, rb,
+ span->array->ChanType, span->end,
span->array->x, span->array->y,
span->array->rgba, span->array->mask);
}
else {
/* horizontal run of pixels */
- _swrast_put_row(ctx, rb, span->end, span->x, span->y,
+ _swrast_put_row(ctx, rb,
+ span->array->ChanType,
+ span->end, span->x, span->y,
span->array->rgba,
span->writeAll ? NULL: span->array->mask);
}