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-rw-r--r--src/mesa/drivers/dri/i915/Makefile1
-rw-r--r--src/mesa/drivers/dri/i915/i830_context.h4
-rw-r--r--src/mesa/drivers/dri/i915/i915_metaops.c1
-rw-r--r--src/mesa/drivers/dri/i915/intel_context.c46
-rw-r--r--src/mesa/drivers/dri/i915/intel_context.h20
-rw-r--r--src/mesa/drivers/dri/i915/intel_rotate.c237
-rw-r--r--src/mesa/drivers/dri/i915/intel_rotate.h39
7 files changed, 5 insertions, 343 deletions
diff --git a/src/mesa/drivers/dri/i915/Makefile b/src/mesa/drivers/dri/i915/Makefile
index ae96ddda0ab..bff09ee8424 100644
--- a/src/mesa/drivers/dri/i915/Makefile
+++ b/src/mesa/drivers/dri/i915/Makefile
@@ -46,7 +46,6 @@ DRIVER_SOURCES = \
intel_context.c \
intel_decode.c \
intel_ioctl.c \
- intel_rotate.c \
intel_screen.c \
intel_span.c \
intel_state.c \
diff --git a/src/mesa/drivers/dri/i915/i830_context.h b/src/mesa/drivers/dri/i915/i830_context.h
index 9397fa45b52..a298c1407de 100644
--- a/src/mesa/drivers/dri/i915/i830_context.h
+++ b/src/mesa/drivers/dri/i915/i830_context.h
@@ -196,10 +196,6 @@ extern void i830InitState(struct i830_context *i830);
*/
extern void i830InitMetaFuncs(struct i830_context *i830);
-extern void
-i830RotateWindow(struct intel_context *intel, __DRIdrawablePrivate * dPriv,
- GLuint srcBuf);
-
/*======================================================================
* Inline conversion functions. These are better-typed than the
* macros used previously:
diff --git a/src/mesa/drivers/dri/i915/i915_metaops.c b/src/mesa/drivers/dri/i915/i915_metaops.c
index a739bd65811..73aa63451e0 100644
--- a/src/mesa/drivers/dri/i915/i915_metaops.c
+++ b/src/mesa/drivers/dri/i915/i915_metaops.c
@@ -35,7 +35,6 @@
#include "intel_batchbuffer.h"
#include "intel_ioctl.h"
#include "intel_regions.h"
-#include "intel_rotate.h"
#include "i915_context.h"
#include "i915_reg.h"
diff --git a/src/mesa/drivers/dri/i915/intel_context.c b/src/mesa/drivers/dri/i915/intel_context.c
index b85b0c2939c..2b93f60ab4d 100644
--- a/src/mesa/drivers/dri/i915/intel_context.c
+++ b/src/mesa/drivers/dri/i915/intel_context.c
@@ -278,37 +278,6 @@ intelFlush(GLcontext * ctx)
*/
}
-
-/**
- * Check if we need to rotate/warp the front color buffer to the
- * rotated screen. We generally need to do this when we get a glFlush
- * or glFinish after drawing to the front color buffer.
- */
-static void
-intelCheckFrontRotate(GLcontext * ctx)
-{
- struct intel_context *intel = intel_context(ctx);
- if (intel->ctx.DrawBuffer->_ColorDrawBufferMask[0] ==
- BUFFER_BIT_FRONT_LEFT) {
- intelScreenPrivate *screen = intel->intelScreen;
- if (screen->current_rotation != 0) {
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- intelRotateWindow(intel, dPriv, BUFFER_BIT_FRONT_LEFT);
- }
- }
-}
-
-
-/**
- * Called via glFlush.
- */
-static void
-intelglFlush(GLcontext * ctx)
-{
- intelFlush(ctx);
- intelCheckFrontRotate(ctx);
-}
-
void
intelFinish(GLcontext * ctx)
{
@@ -319,7 +288,6 @@ intelFinish(GLcontext * ctx)
dri_fence_unreference(intel->batch->last_fence);
intel->batch->last_fence = NULL;
}
- intelCheckFrontRotate(ctx);
}
@@ -328,7 +296,7 @@ intelInitDriverFunctions(struct dd_function_table *functions)
{
_mesa_init_driver_functions(functions);
- functions->Flush = intelglFlush;
+ functions->Flush = intelFlush;
functions->Finish = intelFinish;
functions->GetString = intelGetString;
functions->UpdateState = intelInvalidateState;
@@ -371,7 +339,6 @@ intelInitContext(struct intel_context *intel,
intel->width = intelScreen->width;
intel->height = intelScreen->height;
- intel->current_rotation = intelScreen->current_rotation;
if (!lockMutexInit) {
lockMutexInit = GL_TRUE;
@@ -676,16 +643,8 @@ intelContendedLock(struct intel_context *intel, GLuint flags)
intel_decode_context_reset();
}
- if (sarea->width != intelScreen->width ||
- sarea->height != intelScreen->height ||
- sarea->rotation != intelScreen->current_rotation) {
-
- intelUpdateScreenRotation(sPriv, sarea);
- }
-
if (sarea->width != intel->width ||
- sarea->height != intel->height ||
- sarea->rotation != intel->current_rotation) {
+ sarea->height != intel->height) {
int numClipRects = intel->numClipRects;
/*
@@ -713,7 +672,6 @@ intelContendedLock(struct intel_context *intel, GLuint flags)
intel->width = sarea->width;
intel->height = sarea->height;
- intel->current_rotation = sarea->rotation;
}
/* Drawable changed?
diff --git a/src/mesa/drivers/dri/i915/intel_context.h b/src/mesa/drivers/dri/i915/intel_context.h
index ce9a362944b..7272f8f352b 100644
--- a/src/mesa/drivers/dri/i915/intel_context.h
+++ b/src/mesa/drivers/dri/i915/intel_context.h
@@ -174,8 +174,6 @@ struct intel_context
GLuint pitch,
GLuint height,
GLenum format, GLenum type);
- void (*rotate_window) (struct intel_context * intel,
- __DRIdrawablePrivate * dPriv, GLuint srcBuf);
void (*assert_not_dirty) (struct intel_context *intel);
@@ -229,14 +227,6 @@ struct intel_context
GLuint vertex_size;
GLubyte *verts; /* points to tnl->clipspace.vertex_buf */
-#if 0
- struct intel_region *front_region; /* XXX FBO: obsolete */
- struct intel_region *rotated_region; /* XXX FBO: obsolete */
- struct intel_region *back_region; /* XXX FBO: obsolete */
- struct intel_region *draw_region; /* XXX FBO: rename to color_region */
- struct intel_region *depth_region; /**< currently bound depth/Z region */
-#endif
-
/* Fallback rasterization functions
*/
intel_point_func draw_point;
@@ -272,13 +262,9 @@ struct intel_context
*/
driOptionCache optionCache;
- /* Rotation. Need to match that of the
- * current screen.
- */
-
- int width;
- int height;
- int current_rotation;
+ /* Last seen width/height of the screen */
+ int width;
+ int height;
};
/* These are functions now:
diff --git a/src/mesa/drivers/dri/i915/intel_rotate.c b/src/mesa/drivers/dri/i915/intel_rotate.c
deleted file mode 100644
index 12d98c4ad2f..00000000000
--- a/src/mesa/drivers/dri/i915/intel_rotate.c
+++ /dev/null
@@ -1,237 +0,0 @@
-
-/**
- * Routines for simple 2D->2D transformations for rotated, flipped screens.
- *
- * XXX This code is not intel-specific. Move it into a common/utility
- * someday.
- */
-
-#include "intel_rotate.h"
-
-#define MIN2(A, B) ( ((A) < (B)) ? (A) : (B) )
-
-#define ABS(A) ( ((A) < 0) ? -(A) : (A) )
-
-
-void
-matrix23Set(struct matrix23 *m,
- int m00, int m01, int m02, int m10, int m11, int m12)
-{
- m->m00 = m00;
- m->m01 = m01;
- m->m02 = m02;
- m->m10 = m10;
- m->m11 = m11;
- m->m12 = m12;
-}
-
-
-/*
- * Transform (x,y) coordinate by the given matrix.
- */
-void
-matrix23TransformCoordf(const struct matrix23 *m, float *x, float *y)
-{
- const float x0 = *x;
- const float y0 = *y;
-
- *x = m->m00 * x0 + m->m01 * y0 + m->m02;
- *y = m->m10 * x0 + m->m11 * y0 + m->m12;
-}
-
-
-void
-matrix23TransformCoordi(const struct matrix23 *m, int *x, int *y)
-{
- const int x0 = *x;
- const int y0 = *y;
-
- *x = m->m00 * x0 + m->m01 * y0 + m->m02;
- *y = m->m10 * x0 + m->m11 * y0 + m->m12;
-}
-
-
-/*
- * Transform a width and height by the given matrix.
- * XXX this could be optimized quite a bit.
- */
-void
-matrix23TransformDistance(const struct matrix23 *m, int *xDist, int *yDist)
-{
- int x0 = 0, y0 = 0;
- int x1 = *xDist, y1 = 0;
- int x2 = 0, y2 = *yDist;
- matrix23TransformCoordi(m, &x0, &y0);
- matrix23TransformCoordi(m, &x1, &y1);
- matrix23TransformCoordi(m, &x2, &y2);
-
- *xDist = (x1 - x0) + (x2 - x0);
- *yDist = (y1 - y0) + (y2 - y0);
-
- if (*xDist < 0)
- *xDist = -*xDist;
- if (*yDist < 0)
- *yDist = -*yDist;
-}
-
-
-/**
- * Transform the rect defined by (x, y, w, h) by m.
- */
-void
-matrix23TransformRect(const struct matrix23 *m, int *x, int *y, int *w,
- int *h)
-{
- int x0 = *x, y0 = *y;
- int x1 = *x + *w, y1 = *y;
- int x2 = *x + *w, y2 = *y + *h;
- int x3 = *x, y3 = *y + *h;
- matrix23TransformCoordi(m, &x0, &y0);
- matrix23TransformCoordi(m, &x1, &y1);
- matrix23TransformCoordi(m, &x2, &y2);
- matrix23TransformCoordi(m, &x3, &y3);
- *w = ABS(x1 - x0) + ABS(x2 - x1);
- /**w = ABS(*w);*/
- *h = ABS(y1 - y0) + ABS(y2 - y1);
- /**h = ABS(*h);*/
- *x = MIN2(x0, x1);
- *x = MIN2(*x, x2);
- *y = MIN2(y0, y1);
- *y = MIN2(*y, y2);
-}
-
-
-/*
- * Make rotation matrix for width X height screen.
- */
-void
-matrix23Rotate(struct matrix23 *m, int width, int height, int angle)
-{
- switch (angle) {
- case 0:
- matrix23Set(m, 1, 0, 0, 0, 1, 0);
- break;
- case 90:
- matrix23Set(m, 0, 1, 0, -1, 0, width);
- break;
- case 180:
- matrix23Set(m, -1, 0, width, 0, -1, height);
- break;
- case 270:
- matrix23Set(m, 0, -1, height, 1, 0, 0);
- break;
- default:
- /*abort() */ ;
- }
-}
-
-
-/*
- * Make flip/reflection matrix for width X height screen.
- */
-void
-matrix23Flip(struct matrix23 *m, int width, int height, int xflip, int yflip)
-{
- if (xflip) {
- m->m00 = -1;
- m->m01 = 0;
- m->m02 = width - 1;
- }
- else {
- m->m00 = 1;
- m->m01 = 0;
- m->m02 = 0;
- }
- if (yflip) {
- m->m10 = 0;
- m->m11 = -1;
- m->m12 = height - 1;
- }
- else {
- m->m10 = 0;
- m->m11 = 1;
- m->m12 = 0;
- }
-}
-
-
-/*
- * result = a * b
- */
-void
-matrix23Multiply(struct matrix23 *result,
- const struct matrix23 *a, const struct matrix23 *b)
-{
- result->m00 = a->m00 * b->m00 + a->m01 * b->m10;
- result->m01 = a->m00 * b->m01 + a->m01 * b->m11;
- result->m02 = a->m00 * b->m02 + a->m01 * b->m12 + a->m02;
-
- result->m10 = a->m10 * b->m00 + a->m11 * b->m10;
- result->m11 = a->m10 * b->m01 + a->m11 * b->m11;
- result->m12 = a->m10 * b->m02 + a->m11 * b->m12 + a->m12;
-}
-
-
-#if 000
-
-#include <stdio.h>
-
-int
-main(int argc, char *argv[])
-{
- int width = 500, height = 400;
- int rot;
- int fx = 0, fy = 0; /* flip x and/or y ? */
- int coords[4][2];
-
- /* four corner coords to test with */
- coords[0][0] = 0;
- coords[0][1] = 0;
- coords[1][0] = width - 1;
- coords[1][1] = 0;
- coords[2][0] = width - 1;
- coords[2][1] = height - 1;
- coords[3][0] = 0;
- coords[3][1] = height - 1;
-
-
- for (rot = 0; rot < 360; rot += 90) {
- struct matrix23 rotate, flip, m;
- int i;
-
- printf("Rot %d, xFlip %d, yFlip %d:\n", rot, fx, fy);
-
- /* make transformation matrix 'm' */
- matrix23Rotate(&rotate, width, height, rot);
- matrix23Flip(&flip, width, height, fx, fy);
- matrix23Multiply(&m, &rotate, &flip);
-
- /* xform four coords */
- for (i = 0; i < 4; i++) {
- int x = coords[i][0];
- int y = coords[i][1];
- matrix23TransformCoordi(&m, &x, &y);
- printf(" %d, %d -> %d %d\n", coords[i][0], coords[i][1], x, y);
- }
-
- /* xform width, height */
- {
- int x = width;
- int y = height;
- matrix23TransformDistance(&m, &x, &y);
- printf(" %d x %d -> %d x %d\n", width, height, x, y);
- }
-
- /* xform rect */
- {
- int x = 50, y = 10, w = 200, h = 100;
- matrix23TransformRect(&m, &x, &y, &w, &h);
- printf(" %d,%d %d x %d -> %d, %d %d x %d\n", 50, 10, 200, 100,
- x, y, w, h);
- }
-
- }
-
- return 0;
-}
-#endif
diff --git a/src/mesa/drivers/dri/i915/intel_rotate.h b/src/mesa/drivers/dri/i915/intel_rotate.h
deleted file mode 100644
index 9c8802ca477..00000000000
--- a/src/mesa/drivers/dri/i915/intel_rotate.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef INTEL_ROTATE_H
-#define INTEL_ROTATE_H 1
-
-struct matrix23
-{
- int m00, m01, m02;
- int m10, m11, m12;
-};
-
-
-
-extern void
-matrix23Set(struct matrix23 *m,
- int m00, int m01, int m02, int m10, int m11, int m12);
-
-extern void matrix23TransformCoordi(const struct matrix23 *m, int *x, int *y);
-
-extern void
-matrix23TransformCoordf(const struct matrix23 *m, float *x, float *y);
-
-extern void
-matrix23TransformDistance(const struct matrix23 *m, int *xDist, int *yDist);
-
-extern void
-matrix23TransformRect(const struct matrix23 *m,
- int *x, int *y, int *w, int *h);
-
-extern void
-matrix23Rotate(struct matrix23 *m, int width, int height, int angle);
-
-extern void
-matrix23Flip(struct matrix23 *m, int width, int height, int xflip, int yflip);
-
-extern void
-matrix23Multiply(struct matrix23 *result,
- const struct matrix23 *a, const struct matrix23 *b);
-
-
-#endif /* INTEL_ROTATE_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 13:55:16 +0000