diff options
Diffstat (limited to 'src/compiler/nir/nir_lower_drawpixels.c')
| -rw-r--r-- | src/compiler/nir/nir_lower_drawpixels.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/compiler/nir/nir_lower_drawpixels.c b/src/compiler/nir/nir_lower_drawpixels.c index 462b9c308b2..99eb646b245 100644 --- a/src/compiler/nir/nir_lower_drawpixels.c +++ b/src/compiler/nir/nir_lower_drawpixels.c @@ -35,7 +35,7 @@ typedef struct { const nir_lower_drawpixels_options *options; nir_shader *shader; nir_builder b; - nir_variable *texcoord, *scale, *bias; + nir_variable *texcoord, *scale, *bias, *tex, *pixelmap; } lower_drawpixels_state; static nir_ssa_def * @@ -125,6 +125,15 @@ lower_color(lower_drawpixels_state *state, nir_intrinsic_instr *intr) texcoord = get_texcoord(state); + const struct glsl_type *sampler2D = + glsl_sampler_type(GLSL_SAMPLER_DIM_2D, false, false, GLSL_TYPE_FLOAT); + + if (!state->tex) { + state->tex = + nir_variable_create(b->shader, nir_var_uniform, sampler2D, "drawpix"); + state->tex->data.binding = state->options->drawpix_sampler; + } + /* replace load_var(gl_Color) w/ texture sample: * TEX def, texcoord, drawpix_sampler, 2D */ @@ -151,6 +160,12 @@ lower_color(lower_drawpixels_state *state, nir_intrinsic_instr *intr) } if (state->options->pixel_maps) { + if (!state->pixelmap) { + state->pixelmap = nir_variable_create(b->shader, nir_var_uniform, + sampler2D, "pixelmap"); + state->pixelmap->data.binding = state->options->pixelmap_sampler; + } + /* do four pixel map look-ups with two TEX instructions: */ nir_ssa_def *def_xy, *def_zw; |