#include "main/mtypes.h"
#include "main/macros.h"
#include "main/bufferobj.h"
-#include "main/polygon.h"
-#include "main/pixelstore.h"
-#include "main/polygon.h"
#include "main/state.h"
-#include "main/teximage.h"
-#include "main/texenv.h"
#include "main/texobj.h"
-#include "main/texstate.h"
-#include "main/texparam.h"
-#include "main/varray.h"
-#include "main/attrib.h"
-#include "main/enable.h"
-#include "main/viewport.h"
-#include "shader/arbprogram.h"
-#include "glapi/dispatch.h"
+#include "main/context.h"
#include "swrast/swrast.h"
+#include "drivers/common/meta.h"
#include "intel_screen.h"
#include "intel_context.h"
#include "intel_batchbuffer.h"
#include "intel_blit.h"
#include "intel_regions.h"
-#include "intel_buffer_objects.h"
#include "intel_buffers.h"
#include "intel_pixel.h"
#include "intel_reg.h"
* PBO bitmaps. I think they are probably pretty rare though - I
* wonder if Xgl uses them?
*/
-static const GLubyte *map_pbo( GLcontext *ctx,
+static const GLubyte *map_pbo( struct gl_context *ctx,
GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack,
const GLubyte *bitmap )
}
/* Extract a rectangle's worth of data from the bitmap. Called
- * per-cliprect.
+ * per chunk of HW-sized bitmap.
*/
static GLuint get_bitmap_rect(GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack,
GLint incr;
GLuint count = 0;
- if (INTEL_DEBUG & DEBUG_PIXEL)
- _mesa_printf("%s %d,%d %dx%d bitmap %dx%d skip %d src_offset %d mask %d\n",
- __FUNCTION__, x,y,w,h,width,height,unpack->SkipPixels, src_offset, mask);
+ DBG("%s %d,%d %dx%d bitmap %dx%d skip %d src_offset %d mask %d\n",
+ __FUNCTION__, x,y,w,h,width,height,unpack->SkipPixels, src_offset, mask);
if (invert) {
first = h-1;
* Render a bitmap.
*/
static GLboolean
-do_blit_bitmap( GLcontext *ctx,
+do_blit_bitmap( struct gl_context *ctx,
GLint dstx, GLint dsty,
GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack,
GLfloat tmpColor[4];
GLubyte ubcolor[4];
GLuint color;
- unsigned int num_cliprects;
- drm_clip_rect_t *cliprects;
- int x_off, y_off;
GLsizei bitmap_width = width;
GLsizei bitmap_height = height;
+ GLint px, py;
+ GLuint stipple[32];
+ GLint orig_dstx = dstx;
+ GLint orig_dsty = dsty;
/* Update draw buffer bounds */
_mesa_update_state(ctx);
if (!intel_check_blit_fragment_ops(ctx, tmpColor[3] == 1.0F))
return GL_FALSE;
- LOCK_HARDWARE(intel);
-
- intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off);
- if (num_cliprects != 0) {
- GLuint i;
- GLint orig_dstx = dstx;
- GLint orig_dsty = dsty;
-
- /* Clip to buffer bounds and scissor. */
- if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin,
- fb->_Xmax, fb->_Ymax,
- &dstx, &dsty, &width, &height))
- goto out;
-
- dstx = x_off + dstx;
- dsty = y_off + y_flip(fb, dsty, height);
-
- for (i = 0; i < num_cliprects; i++) {
- int box_x, box_y, box_w, box_h;
- GLint px, py;
- GLuint stipple[32];
-
- box_x = dstx;
- box_y = dsty;
- box_w = width;
- box_h = height;
-
- /* Clip to drawable cliprect */
- if (!_mesa_clip_to_region(cliprects[i].x1,
- cliprects[i].y1,
- cliprects[i].x2,
- cliprects[i].y2,
- &box_x, &box_y, &box_w, &box_h))
- continue;
+ intel_prepare_render(intel);
+
+ /* Clip to buffer bounds and scissor. */
+ if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin,
+ fb->_Xmax, fb->_Ymax,
+ &dstx, &dsty, &width, &height))
+ goto out;
+
+ dsty = y_flip(fb, dsty, height);
#define DY 32
#define DX 32
- /* Then, finally, chop it all into chunks that can be
- * digested by hardware:
+ /* Chop it all into chunks that can be digested by hardware: */
+ for (py = 0; py < height; py += DY) {
+ for (px = 0; px < width; px += DX) {
+ int h = MIN2(DY, height - py);
+ int w = MIN2(DX, width - px);
+ GLuint sz = ALIGN(ALIGN(w,8) * h, 64)/8;
+ GLenum logic_op = ctx->Color.ColorLogicOpEnabled ?
+ ctx->Color.LogicOp : GL_COPY;
+
+ assert(sz <= sizeof(stipple));
+ memset(stipple, 0, sz);
+
+ /* May need to adjust this when padding has been introduced in
+ * sz above:
+ *
+ * Have to translate destination coordinates back into source
+ * coordinates.
*/
- for (py = 0; py < box_h; py += DY) {
- for (px = 0; px < box_w; px += DX) {
- int h = MIN2(DY, box_h - py);
- int w = MIN2(DX, box_w - px);
- GLuint sz = ALIGN(ALIGN(w,8) * h, 64)/8;
- GLenum logic_op = ctx->Color.ColorLogicOpEnabled ?
- ctx->Color.LogicOp : GL_COPY;
-
- assert(sz <= sizeof(stipple));
- memset(stipple, 0, sz);
-
- /* May need to adjust this when padding has been introduced in
- * sz above:
- *
- * Have to translate destination coordinates back into source
- * coordinates.
- */
- if (get_bitmap_rect(bitmap_width, bitmap_height, unpack,
- bitmap,
- -orig_dstx + (box_x + px - x_off),
- -orig_dsty + y_flip(fb,
- box_y + py - y_off, h),
- w, h,
- (GLubyte *)stipple,
- 8,
- fb->Name == 0 ? GL_TRUE : GL_FALSE) == 0)
- continue;
-
- if (!intelEmitImmediateColorExpandBlit(intel,
- dst->cpp,
- (GLubyte *)stipple,
- sz,
- color,
- dst->pitch,
- dst->buffer,
- 0,
- dst->tiling,
- box_x + px,
- box_y + py,
- w, h,
- logic_op)) {
- return GL_FALSE;
- }
- }
- }
+ if (get_bitmap_rect(bitmap_width, bitmap_height, unpack,
+ bitmap,
+ -orig_dstx + (dstx + px),
+ -orig_dsty + y_flip(fb, dsty + py, h),
+ w, h,
+ (GLubyte *)stipple,
+ 8,
+ fb->Name == 0 ? GL_TRUE : GL_FALSE) == 0)
+ continue;
+
+ if (!intelEmitImmediateColorExpandBlit(intel,
+ dst->cpp,
+ (GLubyte *)stipple,
+ sz,
+ color,
+ dst->pitch,
+ dst->buffer,
+ 0,
+ dst->tiling,
+ dstx + px,
+ dsty + py,
+ w, h,
+ logic_op)) {
+ return GL_FALSE;
+ }
}
}
out:
- UNLOCK_HARDWARE(intel);
- if (INTEL_DEBUG & DEBUG_SYNC)
+ if (unlikely(INTEL_DEBUG & DEBUG_SYNC))
intel_batchbuffer_flush(intel->batch);
if (_mesa_is_bufferobj(unpack->BufferObj)) {
return GL_TRUE;
}
-static GLboolean
-intel_texture_bitmap(GLcontext * ctx,
- GLint dst_x, GLint dst_y,
- GLsizei width, GLsizei height,
- const struct gl_pixelstore_attrib *unpack,
- const GLubyte *bitmap)
-{
- struct intel_context *intel = intel_context(ctx);
- static const char *fp =
- "!!ARBfp1.0\n"
- "TEMP val;\n"
- "PARAM color=program.local[0];\n"
- "TEX val, fragment.texcoord[0], texture[0], 2D;\n"
- "ADD val, val.wwww, {-.5, -.5, -.5, -.5};\n"
- "KIL val;\n"
- "MOV result.color, color;\n"
- "END\n";
- GLuint texname;
- GLfloat vertices[4][4];
- GLint old_active_texture;
- GLubyte *a8_bitmap;
- GLfloat dst_z;
-
- /* We need a fragment program for the KIL effect */
- if (!ctx->Extensions.ARB_fragment_program ||
- !ctx->Extensions.ARB_vertex_program) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr,
- "glBitmap fallback: No fragment/vertex program support\n");
- return GL_FALSE;
- }
-
- /* 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.
- */
- if (ctx->Texture._EnabledUnits != 0) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "glBitmap fallback: texturing enabled\n");
- return GL_FALSE;
- }
-
- /* Can't do textured DrawPixels with a fragment program, unless we were
- * to generate a new program that sampled our texture and put the results
- * in the fragment color before the user's program started.
- */
- if (ctx->FragmentProgram.Enabled) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "glBitmap fallback: fragment program enabled\n");
- return GL_FALSE;
- }
-
- if (ctx->VertexProgram.Enabled) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "glBitmap fallback: vertex program enabled\n");
- return GL_FALSE;
- }
-
- if (!ctx->Extensions.ARB_texture_non_power_of_two &&
- (!is_power_of_two(width) || !is_power_of_two(height))) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr,
- "glBitmap() fallback: NPOT texture\n");
- return GL_FALSE;
- }
-
- if (ctx->Fog.Enabled) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "glBitmap() fallback: fog\n");
- return GL_FALSE;
- }
-
- /* Check that we can load in a texture this big. */
- if (width > (1 << (ctx->Const.MaxTextureLevels - 1)) ||
- height > (1 << (ctx->Const.MaxTextureLevels - 1))) {
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "glBitmap fallback: bitmap too large (%dx%d)\n",
- width, height);
- return GL_FALSE;
- }
-
- if (_mesa_is_bufferobj(unpack->BufferObj)) {
- bitmap = map_pbo(ctx, width, height, unpack, bitmap);
- if (bitmap == NULL)
- return GL_TRUE; /* even though this is an error, we're done */
- }
-
- /* Convert the A1 bitmap to an A8 format suitable for glTexImage */
- a8_bitmap = _mesa_calloc(width * height);
- _mesa_expand_bitmap(width, height, unpack, bitmap, a8_bitmap, width, 0xff);
-
- if (_mesa_is_bufferobj(unpack->BufferObj)) {
- /* done with PBO so unmap it now */
- ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT,
- unpack->BufferObj);
- }
-
- /* Save GL state before we start setting up our drawing */
- _mesa_PushAttrib(GL_ENABLE_BIT | GL_CURRENT_BIT | GL_POLYGON_BIT |
- GL_TEXTURE_BIT | GL_VIEWPORT_BIT);
- _mesa_PushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT |
- GL_CLIENT_PIXEL_STORE_BIT);
- old_active_texture = ctx->Texture.CurrentUnit;
-
- _mesa_Disable(GL_POLYGON_STIPPLE);
- _mesa_PolygonMode(GL_FRONT_AND_BACK, GL_FILL);
-
- /* Upload our bitmap data to an alpha texture */
- _mesa_ActiveTextureARB(GL_TEXTURE0_ARB);
- _mesa_Enable(GL_TEXTURE_2D);
- _mesa_GenTextures(1, &texname);
- _mesa_BindTexture(GL_TEXTURE_2D, texname);
- _mesa_TexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- _mesa_TexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
- _mesa_PixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
- _mesa_PixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
- _mesa_PixelStorei(GL_UNPACK_ROW_LENGTH, 0);
- _mesa_PixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
- _mesa_PixelStorei(GL_UNPACK_SKIP_ROWS, 0);
- _mesa_PixelStorei(GL_UNPACK_ALIGNMENT, 1);
- _mesa_TexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, width, height, 0,
- GL_ALPHA, GL_UNSIGNED_BYTE, a8_bitmap);
- _mesa_free(a8_bitmap);
-
- meta_set_fragment_program(&intel->meta, &intel->meta.bitmap_fp, fp);
- _mesa_ProgramLocalParameter4fvARB(GL_FRAGMENT_PROGRAM_ARB, 0,
- ctx->Current.RasterColor);
- meta_set_passthrough_vertex_program(&intel->meta);
- meta_set_passthrough_transform(&intel->meta);
-
- /* convert rasterpos Z from [0,1] to NDC coord in [-1,1] */
- dst_z = -1.0 + 2.0 * ctx->Current.RasterPos[2];
-
- /* RasterPos[2] already takes into account the DepthRange mapping. */
- _mesa_DepthRange(0.0, 1.0);
-
- vertices[0][0] = dst_x;
- vertices[0][1] = dst_y;
- vertices[0][2] = dst_z;
- vertices[0][3] = 1.0;
- vertices[1][0] = dst_x + width;
- vertices[1][1] = dst_y;
- 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] = dst_z;
- vertices[2][3] = 1.0;
- vertices[3][0] = dst_x;
- vertices[3][1] = dst_y + height;
- vertices[3][2] = dst_z;
- vertices[3][3] = 1.0;
-
- _mesa_VertexPointer(4, GL_FLOAT, 4 * sizeof(GLfloat), &vertices);
- _mesa_Enable(GL_VERTEX_ARRAY);
- meta_set_default_texrect(&intel->meta);
- _mesa_DrawArrays(GL_TRIANGLE_FAN, 0, 4);
-
- meta_restore_texcoords(&intel->meta);
- meta_restore_transform(&intel->meta);
- meta_restore_fragment_program(&intel->meta);
- meta_restore_vertex_program(&intel->meta);
-
- _mesa_ActiveTextureARB(GL_TEXTURE0_ARB + old_active_texture);
- _mesa_PopClientAttrib();
- _mesa_PopAttrib();
-
- _mesa_DeleteTextures(1, &texname);
-
- return GL_TRUE;
-}
/* There are a large number of possible ways to implement bitmap on
* this hardware, most of them have some sort of drawback. Here are a
* - Chop bitmap up into 32x32 squares and render w/polygon stipple.
*/
void
-intelBitmap(GLcontext * ctx,
+intelBitmap(struct gl_context * ctx,
GLint x, GLint y,
GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack,
const GLubyte * pixels)
{
+ struct intel_context *intel = intel_context(ctx);
+
if (do_blit_bitmap(ctx, x, y, width, height,
unpack, pixels))
return;
- if (intel_texture_bitmap(ctx, x, y, width, height,
- unpack, pixels))
- return;
-
- if (INTEL_DEBUG & DEBUG_PIXEL)
- _mesa_printf("%s: fallback to swrast\n", __FUNCTION__);
+ /* FIXME */
+ if (intel->gen == 6)
+ return _swrast_Bitmap(ctx, x, y, width, height, unpack, pixels);
- _swrast_Bitmap(ctx, x, y, width, height, unpack, pixels);
+ _mesa_meta_Bitmap(ctx, x, y, width, height, unpack, pixels);
}