diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel')
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.c | 2 | ||||
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_bitmap.c | 20 | ||||
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_draw.c | 12 | ||||
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_span.c | 4 |
4 files changed, 27 insertions, 11 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c index 44b276a123..7b7f7d8c14 100644 --- a/src/mesa/drivers/dri/intel/intel_context.c +++ b/src/mesa/drivers/dri/intel/intel_context.c @@ -95,7 +95,7 @@ int INTEL_DEBUG = (0); #include "extension_helper.h" -#define DRIVER_DATE "20080716" +#define DRIVER_DATE "20090114" #define DRIVER_DATE_GEM "GEM " DRIVER_DATE static const GLubyte * diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c index 1d7f15f10a..3a01f63dc7 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c @@ -204,6 +204,14 @@ do_blit_bitmap( GLcontext *ctx, /* Update draw buffer bounds */ _mesa_update_state(ctx); + if (ctx->Depth.Test) { + /* The blit path produces incorrect results when depth testing is on. + * It seems the blit Z coord is always 1.0 (the far plane) so fragments + * will likely be obscured by other, closer geometry. + */ + return GL_FALSE; + } + if (!dst) return GL_FALSE; @@ -357,6 +365,7 @@ intel_texture_bitmap(GLcontext * ctx, GLubyte *unpacked_bitmap; GLubyte *a8_bitmap; int x, y; + GLfloat dst_z; /* We need a fragment program for the KIL effect */ if (!ctx->Extensions.ARB_fragment_program || @@ -456,21 +465,24 @@ intel_texture_bitmap(GLcontext * ctx, intel_meta_set_passthrough_vertex_program(intel); intel_meta_set_passthrough_transform(intel); + /* convert rasterpos Z from [0,1] to NDC coord in [-1,1] */ + dst_z = -1.0 + 2.0 * ctx->Current.RasterPos[2]; + vertices[0][0] = dst_x; vertices[0][1] = dst_y; - vertices[0][2] = ctx->Current.RasterPos[2]; + vertices[0][2] = dst_z; vertices[0][3] = 1.0; vertices[1][0] = dst_x + width; vertices[1][1] = dst_y; - vertices[1][2] = ctx->Current.RasterPos[2]; + vertices[1][2] = dst_z; vertices[1][3] = 1.0; vertices[2][0] = dst_x + width; vertices[2][1] = dst_y + height; - vertices[2][2] = ctx->Current.RasterPos[2]; + vertices[2][2] = dst_z; vertices[2][3] = 1.0; vertices[3][0] = dst_x; vertices[3][1] = dst_y + height; - vertices[3][2] = ctx->Current.RasterPos[2]; + vertices[3][2] = dst_z; vertices[3][3] = 1.0; texcoords[0][0] = 0.0; diff --git a/src/mesa/drivers/dri/intel/intel_pixel_draw.c b/src/mesa/drivers/dri/intel/intel_pixel_draw.c index 2af839b803..0e83afa645 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_draw.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_draw.c @@ -71,6 +71,7 @@ intel_texture_drawpixels(GLcontext * ctx, GLuint texname; GLfloat vertices[4][4]; GLfloat texcoords[4][2]; + GLfloat z; /* We're going to mess with texturing with no regard to existing texture * state, so if there is some set up we have to bail. @@ -140,6 +141,9 @@ intel_texture_drawpixels(GLcontext * ctx, intel_meta_set_passthrough_transform(intel); + /* convert rasterpos Z from [0,1] to NDC coord in [-1,1] */ + z = -1.0 + 2.0 * ctx->Current.RasterPos[2]; + /* Create the vertex buffer based on the current raster pos. The x and y * we're handed are ctx->Current.RasterPos[0,1] rounded to integers. * We also apply the depth. However, the W component is already multiplied @@ -147,19 +151,19 @@ intel_texture_drawpixels(GLcontext * ctx, */ vertices[0][0] = x; vertices[0][1] = y; - vertices[0][2] = ctx->Current.RasterPos[2]; + vertices[0][2] = z; vertices[0][3] = 1.0; vertices[1][0] = x + width * ctx->Pixel.ZoomX; vertices[1][1] = y; - vertices[1][2] = ctx->Current.RasterPos[2]; + vertices[1][2] = z; vertices[1][3] = 1.0; vertices[2][0] = x + width * ctx->Pixel.ZoomX; vertices[2][1] = y + height * ctx->Pixel.ZoomY; - vertices[2][2] = ctx->Current.RasterPos[2]; + vertices[2][2] = z; vertices[2][3] = 1.0; vertices[3][0] = x; vertices[3][1] = y + height * ctx->Pixel.ZoomY; - vertices[3][2] = ctx->Current.RasterPos[2]; + vertices[3][2] = z; vertices[3][3] = 1.0; texcoords[0][0] = 0.0; diff --git a/src/mesa/drivers/dri/intel/intel_span.c b/src/mesa/drivers/dri/intel/intel_span.c index 8f4e681ffe..d9315043e6 100644 --- a/src/mesa/drivers/dri/intel/intel_span.c +++ b/src/mesa/drivers/dri/intel/intel_span.c @@ -633,7 +633,7 @@ intelSpanRenderStart(GLcontext * ctx) intelFlush(&intel->ctx); LOCK_HARDWARE(intel); - for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) { + for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) { if (ctx->Texture.Unit[i]._ReallyEnabled) { struct gl_texture_object *texObj = ctx->Texture.Unit[i]._Current; intel_tex_map_images(intel, intel_texture_object(texObj)); @@ -655,7 +655,7 @@ intelSpanRenderFinish(GLcontext * ctx) _swrast_flush(ctx); - for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) { + for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) { if (ctx->Texture.Unit[i]._ReallyEnabled) { struct gl_texture_object *texObj = ctx->Texture.Unit[i]._Current; intel_tex_unmap_images(intel, intel_texture_object(texObj)); |