aboutsummaryrefslogtreecommitdiff
path: root/mesalib/src/mesa/main/texfetch_tmp.h
diff options
context:
space:
mode:
Diffstat (limited to 'mesalib/src/mesa/main/texfetch_tmp.h')
-rw-r--r--mesalib/src/mesa/main/texfetch_tmp.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/mesalib/src/mesa/main/texfetch_tmp.h b/mesalib/src/mesa/main/texfetch_tmp.h
index fe525aa62..57bb94c68 100644
--- a/mesalib/src/mesa/main/texfetch_tmp.h
+++ b/mesalib/src/mesa/main/texfetch_tmp.h
@@ -438,6 +438,110 @@ static void store_texel_intensity_f16(struct gl_texture_image *texImage,
#endif
+/* MESA_FORMAT_R_FLOAT32 *****************************************************/
+
+/* Fetch texel from 1D, 2D or 3D R_FLOAT32 texture,
+ * returning 4 GLfloats.
+ */
+static void FETCH(f_r_f32)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLfloat *src = TEXEL_ADDR(GLfloat, texImage, i, j, k, 1);
+ texel[RCOMP] = src[0];
+ texel[GCOMP] = 0.0F;
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = 1.0F;
+}
+
+#if DIM == 3
+static void store_texel_r_f32(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLfloat *rgba = (const GLfloat *) texel;
+ GLfloat *dst = TEXEL_ADDR(GLfloat, texImage, i, j, k, 1);
+ dst[0] = rgba[RCOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_R_FLOAT16 *****************************************************/
+
+/* Fetch texel from 1D, 2D or 3D R_FLOAT16 texture,
+ * returning 4 GLfloats.
+ */
+static void FETCH(f_r_f16)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLhalfARB *src = TEXEL_ADDR(GLhalfARB, texImage, i, j, k, 1);
+ texel[RCOMP] = _mesa_half_to_float(src[0]);
+ texel[GCOMP] = 0.0F;
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = 1.0F;
+}
+
+#if DIM == 3
+static void store_texel_r_f16(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLfloat *rgba = (const GLfloat *) texel;
+ GLhalfARB *dst = TEXEL_ADDR(GLhalfARB, texImage, i, j, k, 1);
+ dst[0] = _mesa_float_to_half(rgba[RCOMP]);
+}
+#endif
+
+
+/* MESA_FORMAT_RG_FLOAT32 ****************************************************/
+
+/* Fetch texel from 1D, 2D or 3D RG_FLOAT32 texture,
+ * returning 4 GLfloats.
+ */
+static void FETCH(f_rg_f32)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLfloat *src = TEXEL_ADDR(GLfloat, texImage, i, j, k, 2);
+ texel[RCOMP] = src[0];
+ texel[GCOMP] = src[1];
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = 1.0F;
+}
+
+#if DIM == 3
+static void store_texel_rg_f32(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLfloat *rgba = (const GLfloat *) texel;
+ GLfloat *dst = TEXEL_ADDR(GLfloat, texImage, i, j, k, 2);
+ dst[0] = rgba[RCOMP];
+ dst[1] = rgba[GCOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_RG_FLOAT16 ****************************************************/
+
+/* Fetch texel from 1D, 2D or 3D RG_FLOAT16 texture,
+ * returning 4 GLfloats.
+ */
+static void FETCH(f_rg_f16)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLhalfARB *src = TEXEL_ADDR(GLhalfARB, texImage, i, j, k, 2);
+ texel[RCOMP] = _mesa_half_to_float(src[0]);
+ texel[GCOMP] = _mesa_half_to_float(src[1]);
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = 1.0F;
+}
+
+#if DIM == 3
+static void store_texel_rg_f16(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLfloat *rgba = (const GLfloat *) texel;
+ GLhalfARB *dst = TEXEL_ADDR(GLhalfARB, texImage, i, j, k, 2);
+ dst[0] = _mesa_float_to_half(rgba[RCOMP]);
+ dst[1] = _mesa_float_to_half(rgba[GCOMP]);
+}
+#endif
/*